Mercurial > vim
annotate src/gui_dwrite.cpp @ 23134:26824776adf6 v8.2.2113
patch 8.2.2113: MS-Windows GUI: crash after using ":set guifont=" four times
Commit: https://github.com/vim/vim/commit/1b3e0727ce86ca4cfa47f8b5421d82ed47a9bec1
Author: Bram Moolenaar <Bram@vim.org>
Date: Tue Dec 8 21:12:40 2020 +0100
patch 8.2.2113: MS-Windows GUI: crash after using ":set guifont=" four times
Problem: MS-Windows GUI: crash after using ":set guifont=" four times.
Solution: Check for NULL pointer. (Ken Takata, closes https://github.com/vim/vim/issues/7434)
| author | Bram Moolenaar <Bram@vim.org> |
|---|---|
| date | Tue, 08 Dec 2020 21:15:03 +0100 |
| parents | 563163ec0244 |
| children | a077948be0f4 |
| rev | line source |
|---|---|
| 6110 | 1 /* vi:set ts=8 sts=4 sw=4 noet: */ |
| 2 /* | |
| 3 * Author: MURAOKA Taro <koron.kaoriya@gmail.com> | |
| 4 * | |
| 5 * Contributors: | |
| 6 * - Ken Takata | |
|
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7 * - Yasuhiro Matsumoto |
| 6110 | 8 * |
| 9 * Copyright (C) 2013 MURAOKA Taro <koron.kaoriya@gmail.com> | |
| 10 * THIS FILE IS DISTRIBUTED UNDER THE VIM LICENSE. | |
| 11 */ | |
| 12 | |
| 13 #define WIN32_LEAN_AND_MEAN | |
| 14 | |
| 15 #ifndef DYNAMIC_DIRECTX | |
| 16 # if WINVER < 0x0600 | |
| 17 # error WINVER must be 0x0600 or above to use DirectWrite(DirectX) | |
| 18 # endif | |
| 19 #endif | |
| 20 | |
| 21 #include <windows.h> | |
| 22 #include <crtdbg.h> | |
| 23 #include <assert.h> | |
| 24 #include <math.h> | |
| 25 #include <d2d1.h> | |
| 26 #include <d2d1helper.h> | |
|
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27 |
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28 // Disable these macros to compile with old VC and newer SDK (V8.1 or later). |
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29 #if defined(_MSC_VER) && (_MSC_VER < 1700) |
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30 # define _COM_Outptr_ __out |
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31 # define _In_reads_(s) |
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32 # define _In_reads_opt_(s) |
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33 # define _Maybenull_ |
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34 # define _Out_writes_(s) |
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35 # define _Out_writes_opt_(s) |
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36 # define _Out_writes_to_(x, y) |
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37 # define _Out_writes_to_opt_(x, y) |
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38 # define _Outptr_ |
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39 #endif |
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40 |
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41 #ifdef FEAT_DIRECTX_COLOR_EMOJI |
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42 # include <dwrite_2.h> |
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43 #else |
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44 # include <dwrite.h> |
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45 #endif |
| 6110 | 46 |
| 47 #include "gui_dwrite.h" | |
| 48 | |
| 49 #ifdef __MINGW32__ | |
| 50 # define __maybenull SAL__maybenull | |
| 51 # define __in SAL__in | |
| 52 # define __out SAL__out | |
| 53 #endif | |
| 54 | |
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55 #if (defined(_MSC_VER) && (_MSC_VER >= 1700)) || (__cplusplus >= 201103L) |
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56 # define FINAL final |
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57 #else |
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58 # define FINAL |
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59 #endif |
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60 |
| 6110 | 61 #ifdef DYNAMIC_DIRECTX |
| 62 extern "C" HINSTANCE vimLoadLib(char *name); | |
| 63 | |
| 64 typedef int (WINAPI *PGETUSERDEFAULTLOCALENAME)(LPWSTR, int); | |
| 65 typedef HRESULT (WINAPI *PD2D1CREATEFACTORY)(D2D1_FACTORY_TYPE, | |
| 66 REFIID, const D2D1_FACTORY_OPTIONS *, void **); | |
| 67 typedef HRESULT (WINAPI *PDWRITECREATEFACTORY)(DWRITE_FACTORY_TYPE, | |
| 68 REFIID, IUnknown **); | |
| 69 | |
| 70 static HINSTANCE hD2D1DLL = NULL; | |
| 71 static HINSTANCE hDWriteDLL = NULL; | |
| 72 | |
| 73 static PGETUSERDEFAULTLOCALENAME pGetUserDefaultLocaleName = NULL; | |
| 74 static PD2D1CREATEFACTORY pD2D1CreateFactory = NULL; | |
| 75 static PDWRITECREATEFACTORY pDWriteCreateFactory = NULL; | |
| 76 | |
| 77 #define GetUserDefaultLocaleName (*pGetUserDefaultLocaleName) | |
| 78 #define D2D1CreateFactory (*pD2D1CreateFactory) | |
| 79 #define DWriteCreateFactory (*pDWriteCreateFactory) | |
| 80 | |
| 81 static void | |
| 82 unload(HINSTANCE &hinst) | |
| 83 { | |
| 84 if (hinst != NULL) | |
| 85 { | |
| 86 FreeLibrary(hinst); | |
| 87 hinst = NULL; | |
| 88 } | |
| 89 } | |
| 90 #endif // DYNAMIC_DIRECTX | |
| 91 | |
| 92 template <class T> inline void SafeRelease(T **ppT) | |
| 93 { | |
| 94 if (*ppT) | |
| 95 { | |
| 96 (*ppT)->Release(); | |
| 97 *ppT = NULL; | |
| 98 } | |
| 99 } | |
| 100 | |
| 101 static DWRITE_PIXEL_GEOMETRY | |
| 102 ToPixelGeometry(int value) | |
| 103 { | |
| 104 switch (value) | |
| 105 { | |
| 106 default: | |
| 107 case 0: | |
| 108 return DWRITE_PIXEL_GEOMETRY_FLAT; | |
| 109 case 1: | |
| 110 return DWRITE_PIXEL_GEOMETRY_RGB; | |
| 111 case 2: | |
| 112 return DWRITE_PIXEL_GEOMETRY_BGR; | |
| 113 } | |
| 114 } | |
| 115 | |
| 116 static int | |
| 117 ToInt(DWRITE_PIXEL_GEOMETRY value) | |
| 118 { | |
| 119 switch (value) | |
| 120 { | |
| 121 case DWRITE_PIXEL_GEOMETRY_FLAT: | |
| 122 return 0; | |
| 123 case DWRITE_PIXEL_GEOMETRY_RGB: | |
| 124 return 1; | |
| 125 case DWRITE_PIXEL_GEOMETRY_BGR: | |
| 126 return 2; | |
| 127 default: | |
| 128 return -1; | |
| 129 } | |
| 130 } | |
| 131 | |
| 132 static DWRITE_RENDERING_MODE | |
| 133 ToRenderingMode(int value) | |
| 134 { | |
| 135 switch (value) | |
| 136 { | |
| 137 default: | |
| 138 case 0: | |
| 139 return DWRITE_RENDERING_MODE_DEFAULT; | |
| 140 case 1: | |
| 141 return DWRITE_RENDERING_MODE_ALIASED; | |
| 142 case 2: | |
| 143 return DWRITE_RENDERING_MODE_CLEARTYPE_GDI_CLASSIC; | |
| 144 case 3: | |
| 145 return DWRITE_RENDERING_MODE_CLEARTYPE_GDI_NATURAL; | |
| 146 case 4: | |
| 147 return DWRITE_RENDERING_MODE_CLEARTYPE_NATURAL; | |
| 148 case 5: | |
| 149 return DWRITE_RENDERING_MODE_CLEARTYPE_NATURAL_SYMMETRIC; | |
| 150 case 6: | |
| 151 return DWRITE_RENDERING_MODE_OUTLINE; | |
| 152 } | |
| 153 } | |
| 154 | |
| 155 static D2D1_TEXT_ANTIALIAS_MODE | |
| 156 ToTextAntialiasMode(int value) | |
| 157 { | |
| 158 switch (value) | |
| 159 { | |
| 160 default: | |
| 161 case 0: | |
| 162 return D2D1_TEXT_ANTIALIAS_MODE_DEFAULT; | |
| 163 case 1: | |
| 164 return D2D1_TEXT_ANTIALIAS_MODE_CLEARTYPE; | |
| 165 case 2: | |
| 166 return D2D1_TEXT_ANTIALIAS_MODE_GRAYSCALE; | |
| 167 case 3: | |
| 168 return D2D1_TEXT_ANTIALIAS_MODE_ALIASED; | |
| 169 } | |
| 170 } | |
| 171 | |
| 172 static int | |
| 173 ToInt(DWRITE_RENDERING_MODE value) | |
| 174 { | |
| 175 switch (value) | |
| 176 { | |
| 177 case DWRITE_RENDERING_MODE_DEFAULT: | |
| 178 return 0; | |
| 179 case DWRITE_RENDERING_MODE_ALIASED: | |
| 180 return 1; | |
| 181 case DWRITE_RENDERING_MODE_CLEARTYPE_GDI_CLASSIC: | |
| 182 return 2; | |
| 183 case DWRITE_RENDERING_MODE_CLEARTYPE_GDI_NATURAL: | |
| 184 return 3; | |
| 185 case DWRITE_RENDERING_MODE_CLEARTYPE_NATURAL: | |
| 186 return 4; | |
| 187 case DWRITE_RENDERING_MODE_CLEARTYPE_NATURAL_SYMMETRIC: | |
| 188 return 5; | |
| 189 case DWRITE_RENDERING_MODE_OUTLINE: | |
| 190 return 6; | |
| 191 default: | |
| 192 return -1; | |
| 193 } | |
| 194 } | |
| 195 | |
|
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196 class FontCache { |
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197 public: |
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198 struct Item { |
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199 HFONT hFont; |
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200 IDWriteTextFormat* pTextFormat; |
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201 DWRITE_FONT_WEIGHT fontWeight; |
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202 DWRITE_FONT_STYLE fontStyle; |
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203 Item() : hFont(NULL), pTextFormat(NULL) {} |
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204 }; |
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205 |
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206 private: |
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207 int mSize; |
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208 Item *mItems; |
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209 |
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210 public: |
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211 FontCache(int size = 2) : |
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212 mSize(size), |
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213 mItems(new Item[size]) |
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214 { |
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215 } |
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216 |
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217 ~FontCache() |
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218 { |
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219 for (int i = 0; i < mSize; ++i) |
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220 SafeRelease(&mItems[i].pTextFormat); |
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221 delete[] mItems; |
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222 } |
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223 |
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224 bool get(HFONT hFont, Item &item) |
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225 { |
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226 int n = find(hFont); |
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227 if (n < 0) |
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228 return false; |
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229 item = mItems[n]; |
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230 slide(n); |
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231 return true; |
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232 } |
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233 |
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234 void put(const Item& item) |
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235 { |
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236 int n = find(item.hFont); |
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237 if (n < 0) |
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238 n = mSize - 1; |
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239 if (mItems[n].pTextFormat != item.pTextFormat) |
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240 { |
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241 SafeRelease(&mItems[n].pTextFormat); |
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242 if (item.pTextFormat != NULL) |
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243 item.pTextFormat->AddRef(); |
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244 } |
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245 mItems[n] = item; |
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246 slide(n); |
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247 } |
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248 |
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249 private: |
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250 int find(HFONT hFont) |
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251 { |
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252 for (int i = 0; i < mSize; ++i) |
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253 { |
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254 if (mItems[i].hFont == hFont) |
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255 return i; |
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256 } |
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257 return -1; |
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258 } |
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259 |
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260 void slide(int nextTop) |
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261 { |
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262 if (nextTop == 0) |
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263 return; |
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264 Item tmp = mItems[nextTop]; |
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265 for (int i = nextTop - 1; i >= 0; --i) |
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266 mItems[i + 1] = mItems[i]; |
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267 mItems[0] = tmp; |
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268 } |
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269 }; |
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270 |
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271 enum DrawingMode { |
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272 DM_GDI = 0, |
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273 DM_DIRECTX = 1, |
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274 DM_INTEROP = 2, |
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275 }; |
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276 |
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277 struct DWriteContext { |
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278 HDC mHDC; |
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279 RECT mBindRect; |
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280 DrawingMode mDMode; |
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281 HDC mInteropHDC; |
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282 bool mDrawing; |
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283 bool mFallbackDC; |
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284 |
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285 ID2D1Factory *mD2D1Factory; |
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286 |
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287 ID2D1DCRenderTarget *mRT; |
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288 ID2D1GdiInteropRenderTarget *mGDIRT; |
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289 ID2D1SolidColorBrush *mBrush; |
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290 ID2D1Bitmap *mBitmap; |
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291 |
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292 IDWriteFactory *mDWriteFactory; |
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293 #ifdef FEAT_DIRECTX_COLOR_EMOJI |
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294 IDWriteFactory2 *mDWriteFactory2; |
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295 #endif |
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296 |
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297 IDWriteGdiInterop *mGdiInterop; |
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298 IDWriteRenderingParams *mRenderingParams; |
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299 |
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300 FontCache mFontCache; |
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301 IDWriteTextFormat *mTextFormat; |
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302 DWRITE_FONT_WEIGHT mFontWeight; |
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303 DWRITE_FONT_STYLE mFontStyle; |
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304 |
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305 D2D1_TEXT_ANTIALIAS_MODE mTextAntialiasMode; |
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306 |
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307 // METHODS |
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308 |
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309 DWriteContext(); |
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310 |
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311 virtual ~DWriteContext(); |
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312 |
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313 HRESULT CreateDeviceResources(); |
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314 |
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315 void DiscardDeviceResources(); |
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316 |
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317 HRESULT CreateTextFormatFromLOGFONT(const LOGFONTW &logFont, |
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318 IDWriteTextFormat **ppTextFormat); |
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319 |
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320 HRESULT SetFontByLOGFONT(const LOGFONTW &logFont); |
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321 |
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322 void SetFont(HFONT hFont); |
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323 |
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324 void Rebind(); |
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325 |
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326 void BindDC(HDC hdc, const RECT *rect); |
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327 |
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328 HRESULT SetDrawingMode(DrawingMode mode); |
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329 |
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330 ID2D1Brush* SolidBrush(COLORREF color); |
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331 |
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332 void DrawText(const WCHAR *text, int len, |
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333 int x, int y, int w, int h, int cellWidth, COLORREF color, |
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334 UINT fuOptions, const RECT *lprc, const INT *lpDx); |
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335 |
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336 void FillRect(const RECT *rc, COLORREF color); |
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337 |
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338 void DrawLine(int x1, int y1, int x2, int y2, COLORREF color); |
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339 |
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340 void SetPixel(int x, int y, COLORREF color); |
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341 |
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342 void Scroll(int x, int y, const RECT *rc); |
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343 |
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344 void Flush(); |
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345 |
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346 void SetRenderingParams( |
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347 const DWriteRenderingParams *params); |
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348 |
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349 DWriteRenderingParams *GetRenderingParams( |
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350 DWriteRenderingParams *params); |
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351 }; |
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352 |
| 6110 | 353 class AdjustedGlyphRun : public DWRITE_GLYPH_RUN |
| 354 { | |
| 355 private: | |
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356 FLOAT &mAccum; |
| 6110 | 357 FLOAT mDelta; |
| 358 FLOAT *mAdjustedAdvances; | |
| 359 | |
| 360 public: | |
| 361 AdjustedGlyphRun( | |
| 362 const DWRITE_GLYPH_RUN *glyphRun, | |
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363 FLOAT cellWidth, |
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364 FLOAT &accum) : |
| 6110 | 365 DWRITE_GLYPH_RUN(*glyphRun), |
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366 mAccum(accum), |
| 6110 | 367 mDelta(0.0f), |
| 368 mAdjustedAdvances(new FLOAT[glyphRun->glyphCount]) | |
| 369 { | |
| 370 assert(cellWidth != 0.0f); | |
| 371 for (UINT32 i = 0; i < glyphRun->glyphCount; ++i) | |
| 372 { | |
| 373 FLOAT orig = glyphRun->glyphAdvances[i]; | |
| 374 FLOAT adjusted = adjustToCell(orig, cellWidth); | |
| 375 mAdjustedAdvances[i] = adjusted; | |
| 376 mDelta += adjusted - orig; | |
| 377 } | |
| 378 glyphAdvances = mAdjustedAdvances; | |
| 379 } | |
| 380 | |
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381 ~AdjustedGlyphRun() |
| 6110 | 382 { |
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383 mAccum += mDelta; |
| 6110 | 384 delete[] mAdjustedAdvances; |
| 385 } | |
| 386 | |
| 387 static FLOAT adjustToCell(FLOAT value, FLOAT cellWidth) | |
| 388 { | |
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389 int cellCount = int(floor(value / cellWidth + 0.5f)); |
| 6110 | 390 if (cellCount < 1) |
| 391 cellCount = 1; | |
| 392 return cellCount * cellWidth; | |
| 393 } | |
| 394 }; | |
| 395 | |
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396 struct TextRendererContext { |
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397 // const fields. |
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398 COLORREF color; |
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399 FLOAT cellWidth; |
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400 |
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401 // working fields. |
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402 FLOAT offsetX; |
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403 }; |
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404 |
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405 class TextRenderer FINAL : public IDWriteTextRenderer |
| 6110 | 406 { |
| 407 public: | |
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408 TextRenderer( |
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409 DWriteContext* pDWC) : |
| 6110 | 410 cRefCount_(0), |
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411 pDWC_(pDWC) |
| 6110 | 412 { |
| 413 AddRef(); | |
| 414 } | |
| 415 | |
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416 // add "virtual" to avoid a compiler warning |
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417 virtual ~TextRenderer() |
| 6110 | 418 { |
| 419 } | |
| 420 | |
| 421 IFACEMETHOD(IsPixelSnappingDisabled)( | |
| 422 __maybenull void* clientDrawingContext, | |
| 423 __out BOOL* isDisabled) | |
| 424 { | |
| 425 *isDisabled = FALSE; | |
| 426 return S_OK; | |
| 427 } | |
| 428 | |
| 429 IFACEMETHOD(GetCurrentTransform)( | |
| 430 __maybenull void* clientDrawingContext, | |
| 431 __out DWRITE_MATRIX* transform) | |
| 432 { | |
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433 // forward the render target's transform |
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434 pDWC_->mRT->GetTransform( |
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435 reinterpret_cast<D2D1_MATRIX_3X2_F*>(transform)); |
| 6110 | 436 return S_OK; |
| 437 } | |
| 438 | |
| 439 IFACEMETHOD(GetPixelsPerDip)( | |
| 440 __maybenull void* clientDrawingContext, | |
| 441 __out FLOAT* pixelsPerDip) | |
| 442 { | |
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443 float dpiX, unused; |
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444 pDWC_->mRT->GetDpi(&dpiX, &unused); |
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445 *pixelsPerDip = dpiX / 96.0f; |
| 6110 | 446 return S_OK; |
| 447 } | |
| 448 | |
| 449 IFACEMETHOD(DrawUnderline)( | |
| 450 __maybenull void* clientDrawingContext, | |
| 451 FLOAT baselineOriginX, | |
| 452 FLOAT baselineOriginY, | |
| 453 __in DWRITE_UNDERLINE const* underline, | |
| 454 IUnknown* clientDrawingEffect) | |
| 455 { | |
| 456 return E_NOTIMPL; | |
| 457 } | |
| 458 | |
| 459 IFACEMETHOD(DrawStrikethrough)( | |
| 460 __maybenull void* clientDrawingContext, | |
| 461 FLOAT baselineOriginX, | |
| 462 FLOAT baselineOriginY, | |
| 463 __in DWRITE_STRIKETHROUGH const* strikethrough, | |
| 464 IUnknown* clientDrawingEffect) | |
| 465 { | |
| 466 return E_NOTIMPL; | |
| 467 } | |
| 468 | |
| 469 IFACEMETHOD(DrawInlineObject)( | |
| 470 __maybenull void* clientDrawingContext, | |
| 471 FLOAT originX, | |
| 472 FLOAT originY, | |
| 473 IDWriteInlineObject* inlineObject, | |
| 474 BOOL isSideways, | |
| 475 BOOL isRightToLeft, | |
| 476 IUnknown* clientDrawingEffect) | |
| 477 { | |
| 478 return E_NOTIMPL; | |
| 479 } | |
| 480 | |
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481 IFACEMETHOD(DrawGlyphRun)( |
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482 __maybenull void* clientDrawingContext, |
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483 FLOAT baselineOriginX, |
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484 FLOAT baselineOriginY, |
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485 DWRITE_MEASURING_MODE measuringMode, |
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486 __in DWRITE_GLYPH_RUN const* glyphRun, |
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487 __in DWRITE_GLYPH_RUN_DESCRIPTION const* glyphRunDescription, |
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488 IUnknown* clientDrawingEffect) |
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489 { |
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490 TextRendererContext *context = |
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491 reinterpret_cast<TextRendererContext*>(clientDrawingContext); |
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492 |
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493 AdjustedGlyphRun adjustedGlyphRun(glyphRun, context->cellWidth, |
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494 context->offsetX); |
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495 |
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496 #ifdef FEAT_DIRECTX_COLOR_EMOJI |
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497 if (pDWC_->mDWriteFactory2 != NULL) |
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498 { |
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499 IDWriteColorGlyphRunEnumerator *enumerator = NULL; |
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500 HRESULT hr = pDWC_->mDWriteFactory2->TranslateColorGlyphRun( |
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501 baselineOriginX + context->offsetX, |
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502 baselineOriginY, |
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503 &adjustedGlyphRun, |
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504 NULL, |
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505 DWRITE_MEASURING_MODE_GDI_NATURAL, |
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506 NULL, |
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507 0, |
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508 &enumerator); |
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509 if (SUCCEEDED(hr)) |
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510 { |
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511 // Draw by IDWriteFactory2 for color emoji |
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512 BOOL hasRun = TRUE; |
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513 enumerator->MoveNext(&hasRun); |
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514 while (hasRun) |
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515 { |
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516 const DWRITE_COLOR_GLYPH_RUN* colorGlyphRun; |
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517 enumerator->GetCurrentRun(&colorGlyphRun); |
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518 |
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519 pDWC_->mBrush->SetColor(colorGlyphRun->runColor); |
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520 pDWC_->mRT->DrawGlyphRun( |
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521 D2D1::Point2F( |
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522 colorGlyphRun->baselineOriginX, |
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523 colorGlyphRun->baselineOriginY), |
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524 &colorGlyphRun->glyphRun, |
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525 pDWC_->mBrush, |
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526 DWRITE_MEASURING_MODE_NATURAL); |
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527 enumerator->MoveNext(&hasRun); |
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528 } |
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529 SafeRelease(&enumerator); |
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530 return S_OK; |
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531 } |
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532 } |
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533 #endif |
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534 |
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535 // Draw by IDWriteFactory (without color emoji) |
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536 pDWC_->mRT->DrawGlyphRun( |
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537 D2D1::Point2F( |
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538 baselineOriginX + context->offsetX, |
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539 baselineOriginY), |
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540 &adjustedGlyphRun, |
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541 pDWC_->SolidBrush(context->color), |
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542 DWRITE_MEASURING_MODE_NATURAL); |
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543 return S_OK; |
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544 } |
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545 |
| 6110 | 546 public: |
| 547 IFACEMETHOD_(unsigned long, AddRef) () | |
| 548 { | |
| 549 return InterlockedIncrement(&cRefCount_); | |
| 550 } | |
| 551 | |
| 552 IFACEMETHOD_(unsigned long, Release) () | |
| 553 { | |
| 554 long newCount = InterlockedDecrement(&cRefCount_); | |
| 555 | |
| 556 if (newCount == 0) | |
| 557 { | |
| 558 delete this; | |
| 559 return 0; | |
| 560 } | |
| 561 return newCount; | |
| 562 } | |
| 563 | |
| 564 IFACEMETHOD(QueryInterface)( | |
| 565 IID const& riid, | |
| 566 void** ppvObject) | |
| 567 { | |
| 568 if (__uuidof(IDWriteTextRenderer) == riid) | |
| 569 { | |
| 570 *ppvObject = this; | |
| 571 } | |
| 572 else if (__uuidof(IDWritePixelSnapping) == riid) | |
| 573 { | |
| 574 *ppvObject = this; | |
| 575 } | |
| 576 else if (__uuidof(IUnknown) == riid) | |
| 577 { | |
| 578 *ppvObject = this; | |
| 579 } | |
| 580 else | |
| 581 { | |
| 582 *ppvObject = NULL; | |
| 583 return E_FAIL; | |
| 584 } | |
| 585 | |
| 586 return S_OK; | |
| 587 } | |
| 588 | |
| 589 private: | |
| 6120 | 590 long cRefCount_; |
|
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591 DWriteContext* pDWC_; |
| 6110 | 592 }; |
| 593 | |
| 594 DWriteContext::DWriteContext() : | |
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595 mHDC(NULL), |
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596 mBindRect(), |
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597 mDMode(DM_GDI), |
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598 mInteropHDC(NULL), |
| 6110 | 599 mDrawing(false), |
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600 mFallbackDC(false), |
| 6110 | 601 mD2D1Factory(NULL), |
| 602 mRT(NULL), | |
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603 mGDIRT(NULL), |
| 6110 | 604 mBrush(NULL), |
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605 mBitmap(NULL), |
| 6110 | 606 mDWriteFactory(NULL), |
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607 #ifdef FEAT_DIRECTX_COLOR_EMOJI |
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608 mDWriteFactory2(NULL), |
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609 #endif |
| 6110 | 610 mGdiInterop(NULL), |
| 611 mRenderingParams(NULL), | |
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612 mFontCache(8), |
| 6110 | 613 mTextFormat(NULL), |
| 614 mFontWeight(DWRITE_FONT_WEIGHT_NORMAL), | |
| 615 mFontStyle(DWRITE_FONT_STYLE_NORMAL), | |
| 616 mTextAntialiasMode(D2D1_TEXT_ANTIALIAS_MODE_DEFAULT) | |
| 617 { | |
| 618 HRESULT hr; | |
| 619 | |
| 620 hr = D2D1CreateFactory(D2D1_FACTORY_TYPE_SINGLE_THREADED, | |
| 621 __uuidof(ID2D1Factory), NULL, | |
| 622 reinterpret_cast<void**>(&mD2D1Factory)); | |
| 623 _RPT2(_CRT_WARN, "D2D1CreateFactory: hr=%p p=%p\n", hr, mD2D1Factory); | |
| 624 | |
| 625 if (SUCCEEDED(hr)) | |
| 626 { | |
| 627 hr = DWriteCreateFactory( | |
| 628 DWRITE_FACTORY_TYPE_SHARED, | |
| 629 __uuidof(IDWriteFactory), | |
| 630 reinterpret_cast<IUnknown**>(&mDWriteFactory)); | |
| 631 _RPT2(_CRT_WARN, "DWriteCreateFactory: hr=%p p=%p\n", hr, | |
| 632 mDWriteFactory); | |
| 633 } | |
| 634 | |
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635 #ifdef FEAT_DIRECTX_COLOR_EMOJI |
| 6110 | 636 if (SUCCEEDED(hr)) |
| 637 { | |
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638 DWriteCreateFactory( |
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639 DWRITE_FACTORY_TYPE_SHARED, |
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640 __uuidof(IDWriteFactory2), |
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641 reinterpret_cast<IUnknown**>(&mDWriteFactory2)); |
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642 _RPT1(_CRT_WARN, "IDWriteFactory2: %s\n", SUCCEEDED(hr) ? "available" : "not available"); |
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643 } |
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644 #endif |
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645 |
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646 if (SUCCEEDED(hr)) |
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647 { |
| 6110 | 648 hr = mDWriteFactory->GetGdiInterop(&mGdiInterop); |
| 649 _RPT2(_CRT_WARN, "GetGdiInterop: hr=%p p=%p\n", hr, mGdiInterop); | |
| 650 } | |
| 651 | |
| 652 if (SUCCEEDED(hr)) | |
| 653 { | |
| 654 hr = mDWriteFactory->CreateRenderingParams(&mRenderingParams); | |
| 655 _RPT2(_CRT_WARN, "CreateRenderingParams: hr=%p p=%p\n", hr, | |
| 656 mRenderingParams); | |
| 657 } | |
| 658 } | |
| 659 | |
| 660 DWriteContext::~DWriteContext() | |
| 661 { | |
| 662 SafeRelease(&mTextFormat); | |
| 663 SafeRelease(&mRenderingParams); | |
| 664 SafeRelease(&mGdiInterop); | |
| 665 SafeRelease(&mDWriteFactory); | |
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666 #ifdef FEAT_DIRECTX_COLOR_EMOJI |
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667 SafeRelease(&mDWriteFactory2); |
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668 #endif |
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669 SafeRelease(&mBitmap); |
| 6110 | 670 SafeRelease(&mBrush); |
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671 SafeRelease(&mGDIRT); |
| 6110 | 672 SafeRelease(&mRT); |
| 673 SafeRelease(&mD2D1Factory); | |
| 674 } | |
| 675 | |
| 676 HRESULT | |
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677 DWriteContext::CreateDeviceResources() |
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678 { |
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679 HRESULT hr; |
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680 |
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681 if (mRT != NULL) |
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682 return S_OK; |
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683 |
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684 D2D1_RENDER_TARGET_PROPERTIES props = { |
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685 D2D1_RENDER_TARGET_TYPE_DEFAULT, |
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686 { DXGI_FORMAT_B8G8R8A8_UNORM, D2D1_ALPHA_MODE_IGNORE }, |
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687 0, 0, |
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688 D2D1_RENDER_TARGET_USAGE_GDI_COMPATIBLE, |
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689 D2D1_FEATURE_LEVEL_DEFAULT |
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690 }; |
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691 hr = mD2D1Factory->CreateDCRenderTarget(&props, &mRT); |
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692 _RPT2(_CRT_WARN, "CreateDCRenderTarget: hr=%p p=%p\n", hr, mRT); |
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693 |
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694 if (SUCCEEDED(hr)) |
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695 { |
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696 // This always succeeds. |
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697 mRT->QueryInterface( |
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698 __uuidof(ID2D1GdiInteropRenderTarget), |
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699 reinterpret_cast<void**>(&mGDIRT)); |
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700 _RPT1(_CRT_WARN, "GdiInteropRenderTarget: p=%p\n", mGDIRT); |
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701 } |
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702 |
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703 if (SUCCEEDED(hr)) |
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704 { |
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705 hr = mRT->CreateSolidColorBrush( |
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706 D2D1::ColorF(D2D1::ColorF::Black), |
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707 &mBrush); |
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708 _RPT2(_CRT_WARN, "CreateSolidColorBrush: hr=%p p=%p\n", hr, mBrush); |
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709 } |
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710 |
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711 if (SUCCEEDED(hr)) |
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712 Rebind(); |
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713 |
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714 return hr; |
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715 } |
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716 |
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717 void |
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718 DWriteContext::DiscardDeviceResources() |
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719 { |
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720 SafeRelease(&mBitmap); |
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changeset
|
721 SafeRelease(&mBrush); |
|
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changeset
|
722 SafeRelease(&mGDIRT); |
|
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changeset
|
723 SafeRelease(&mRT); |
|
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changeset
|
724 } |
|
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patch 8.0.1369: MS-Windows: drawing underline slow, mFallbackDC not updated
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changeset
|
725 |
|
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patch 8.0.1369: MS-Windows: drawing underline slow, mFallbackDC not updated
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changeset
|
726 HRESULT |
|
12934
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changeset
|
727 DWriteContext::CreateTextFormatFromLOGFONT(const LOGFONTW &logFont, |
|
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|
728 IDWriteTextFormat **ppTextFormat) |
| 6110 | 729 { |
|
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changeset
|
730 // Most of this function is copied from: https://github.com/Microsoft/Windows-classic-samples/blob/master/Samples/Win7Samples/multimedia/DirectWrite/RenderTest/TextHelpers.cpp |
| 6110 | 731 HRESULT hr = S_OK; |
|
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|
732 IDWriteTextFormat *pTextFormat = NULL; |
| 6110 | 733 |
| 734 IDWriteFont *font = NULL; | |
| 735 IDWriteFontFamily *fontFamily = NULL; | |
| 736 IDWriteLocalizedStrings *localizedFamilyNames = NULL; | |
|
12934
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changeset
|
737 float fontSize = 0; |
| 6110 | 738 |
| 739 if (SUCCEEDED(hr)) | |
| 740 { | |
| 741 hr = mGdiInterop->CreateFontFromLOGFONT(&logFont, &font); | |
| 742 } | |
| 743 | |
| 744 // Get the font family to which this font belongs. | |
| 745 if (SUCCEEDED(hr)) | |
| 746 { | |
| 747 hr = font->GetFontFamily(&fontFamily); | |
| 748 } | |
| 749 | |
| 750 // Get the family names. This returns an object that encapsulates one or | |
| 751 // more names with the same meaning but in different languages. | |
| 752 if (SUCCEEDED(hr)) | |
| 753 { | |
| 754 hr = fontFamily->GetFamilyNames(&localizedFamilyNames); | |
| 755 } | |
| 756 | |
| 757 // Get the family name at index zero. If we were going to display the name | |
| 758 // we'd want to try to find one that matched the use locale, but for | |
| 759 // purposes of creating a text format object any language will do. | |
| 760 | |
| 761 wchar_t familyName[100]; | |
| 762 if (SUCCEEDED(hr)) | |
| 763 { | |
| 764 hr = localizedFamilyNames->GetString(0, familyName, | |
| 765 ARRAYSIZE(familyName)); | |
| 766 } | |
| 767 | |
| 768 if (SUCCEEDED(hr)) | |
| 769 { | |
|
12934
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patch 8.0.1343: MS-Windows: does not show colored emojis
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changeset
|
770 // Use lfHeight of the LOGFONT as font size. |
|
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|
771 fontSize = float(logFont.lfHeight); |
|
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changeset
|
772 |
|
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patch 8.0.1343: MS-Windows: does not show colored emojis
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changeset
|
773 if (fontSize < 0) |
|
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changeset
|
774 { |
|
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patch 8.0.1343: MS-Windows: does not show colored emojis
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changeset
|
775 // Negative lfHeight represents the size of the em unit. |
|
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patch 8.0.1343: MS-Windows: does not show colored emojis
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|
776 fontSize = -fontSize; |
|
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|
777 } |
|
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changeset
|
778 else |
| 6110 | 779 { |
|
12934
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|
780 // Positive lfHeight represents the cell height (ascent + |
|
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|
781 // descent). |
|
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|
782 DWRITE_FONT_METRICS fontMetrics; |
|
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|
783 font->GetMetrics(&fontMetrics); |
| 6110 | 784 |
|
12934
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changeset
|
785 // Convert the cell height (ascent + descent) from design units |
|
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|
786 // to ems. |
|
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|
787 float cellHeight = static_cast<float>( |
|
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patch 8.0.1343: MS-Windows: does not show colored emojis
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changeset
|
788 fontMetrics.ascent + fontMetrics.descent) |
|
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patch 8.0.1343: MS-Windows: does not show colored emojis
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|
789 / fontMetrics.designUnitsPerEm; |
| 6110 | 790 |
|
12934
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patch 8.0.1343: MS-Windows: does not show colored emojis
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changeset
|
791 // Divide the font size by the cell height to get the font em |
|
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patch 8.0.1343: MS-Windows: does not show colored emojis
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changeset
|
792 // size. |
|
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changeset
|
793 fontSize /= cellHeight; |
| 6110 | 794 } |
| 795 } | |
| 796 | |
| 797 // The text format includes a locale name. Ideally, this would be the | |
| 798 // language of the text, which may or may not be the same as the primary | |
| 799 // language of the user. However, for our purposes the user locale will do. | |
| 800 wchar_t localeName[LOCALE_NAME_MAX_LENGTH]; | |
| 801 if (SUCCEEDED(hr)) | |
| 802 { | |
| 803 if (GetUserDefaultLocaleName(localeName, LOCALE_NAME_MAX_LENGTH) == 0) | |
| 804 hr = HRESULT_FROM_WIN32(GetLastError()); | |
| 805 } | |
| 806 | |
| 807 if (SUCCEEDED(hr)) | |
| 808 { | |
| 809 // Create the text format object. | |
| 810 hr = mDWriteFactory->CreateTextFormat( | |
| 811 familyName, | |
| 812 NULL, // no custom font collection | |
| 813 font->GetWeight(), | |
| 814 font->GetStyle(), | |
| 815 font->GetStretch(), | |
| 816 fontSize, | |
| 817 localeName, | |
|
12934
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patch 8.0.1343: MS-Windows: does not show colored emojis
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changeset
|
818 &pTextFormat); |
| 6110 | 819 } |
| 820 | |
| 821 if (SUCCEEDED(hr)) | |
|
12934
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changeset
|
822 hr = pTextFormat->SetTextAlignment(DWRITE_TEXT_ALIGNMENT_LEADING); |
|
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patch 8.0.1343: MS-Windows: does not show colored emojis
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changeset
|
823 |
|
2ebc3df65ca2
patch 8.0.1343: MS-Windows: does not show colored emojis
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changeset
|
824 if (SUCCEEDED(hr)) |
|
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parents:
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diff
changeset
|
825 hr = pTextFormat->SetParagraphAlignment( |
|
16007
6d869997a8b7
patch 8.1.1009: MS-Windows: some text is not baseline aligned
Bram Moolenaar <Bram@vim.org>
parents:
13150
diff
changeset
|
826 DWRITE_PARAGRAPH_ALIGNMENT_FAR); |
|
12934
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patch 8.0.1343: MS-Windows: does not show colored emojis
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parents:
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diff
changeset
|
827 |
|
2ebc3df65ca2
patch 8.0.1343: MS-Windows: does not show colored emojis
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diff
changeset
|
828 if (SUCCEEDED(hr)) |
|
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patch 8.0.1343: MS-Windows: does not show colored emojis
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changeset
|
829 hr = pTextFormat->SetWordWrapping(DWRITE_WORD_WRAPPING_NO_WRAP); |
|
2ebc3df65ca2
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changeset
|
830 |
|
2ebc3df65ca2
patch 8.0.1343: MS-Windows: does not show colored emojis
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changeset
|
831 SafeRelease(&localizedFamilyNames); |
|
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changeset
|
832 SafeRelease(&fontFamily); |
|
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changeset
|
833 SafeRelease(&font); |
|
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changeset
|
834 |
|
2ebc3df65ca2
patch 8.0.1343: MS-Windows: does not show colored emojis
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parents:
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changeset
|
835 if (SUCCEEDED(hr)) |
|
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changeset
|
836 *ppTextFormat = pTextFormat; |
|
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changeset
|
837 else |
|
2ebc3df65ca2
patch 8.0.1343: MS-Windows: does not show colored emojis
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changeset
|
838 SafeRelease(&pTextFormat); |
|
2ebc3df65ca2
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changeset
|
839 |
|
2ebc3df65ca2
patch 8.0.1343: MS-Windows: does not show colored emojis
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changeset
|
840 return hr; |
|
2ebc3df65ca2
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changeset
|
841 } |
|
2ebc3df65ca2
patch 8.0.1343: MS-Windows: does not show colored emojis
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changeset
|
842 |
|
2ebc3df65ca2
patch 8.0.1343: MS-Windows: does not show colored emojis
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changeset
|
843 HRESULT |
|
2ebc3df65ca2
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changeset
|
844 DWriteContext::SetFontByLOGFONT(const LOGFONTW &logFont) |
|
2ebc3df65ca2
patch 8.0.1343: MS-Windows: does not show colored emojis
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changeset
|
845 { |
|
2ebc3df65ca2
patch 8.0.1343: MS-Windows: does not show colored emojis
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changeset
|
846 HRESULT hr = S_OK; |
|
2ebc3df65ca2
patch 8.0.1343: MS-Windows: does not show colored emojis
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changeset
|
847 IDWriteTextFormat *pTextFormat = NULL; |
|
2ebc3df65ca2
patch 8.0.1343: MS-Windows: does not show colored emojis
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changeset
|
848 |
|
2ebc3df65ca2
patch 8.0.1343: MS-Windows: does not show colored emojis
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changeset
|
849 hr = CreateTextFormatFromLOGFONT(logFont, &pTextFormat); |
|
2ebc3df65ca2
patch 8.0.1343: MS-Windows: does not show colored emojis
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changeset
|
850 |
|
2ebc3df65ca2
patch 8.0.1343: MS-Windows: does not show colored emojis
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parents:
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diff
changeset
|
851 if (SUCCEEDED(hr)) |
| 6110 | 852 { |
|
12934
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patch 8.0.1343: MS-Windows: does not show colored emojis
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changeset
|
853 SafeRelease(&mTextFormat); |
|
2ebc3df65ca2
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changeset
|
854 mTextFormat = pTextFormat; |
| 6110 | 855 mFontWeight = static_cast<DWRITE_FONT_WEIGHT>(logFont.lfWeight); |
| 856 mFontStyle = logFont.lfItalic ? DWRITE_FONT_STYLE_ITALIC | |
| 857 : DWRITE_FONT_STYLE_NORMAL; | |
| 858 } | |
| 859 | |
| 860 return hr; | |
| 861 } | |
| 862 | |
| 863 void | |
| 864 DWriteContext::SetFont(HFONT hFont) | |
| 865 { | |
|
12934
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changeset
|
866 FontCache::Item item; |
|
2ebc3df65ca2
patch 8.0.1343: MS-Windows: does not show colored emojis
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changeset
|
867 if (mFontCache.get(hFont, item)) |
| 6110 | 868 { |
|
12934
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patch 8.0.1343: MS-Windows: does not show colored emojis
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changeset
|
869 if (item.pTextFormat != NULL) |
| 6110 | 870 { |
|
12934
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changeset
|
871 item.pTextFormat->AddRef(); |
|
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patch 8.0.1343: MS-Windows: does not show colored emojis
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changeset
|
872 SafeRelease(&mTextFormat); |
|
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changeset
|
873 mTextFormat = item.pTextFormat; |
|
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changeset
|
874 mFontWeight = item.fontWeight; |
|
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changeset
|
875 mFontStyle = item.fontStyle; |
|
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changeset
|
876 mFallbackDC = false; |
| 6110 | 877 } |
|
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changeset
|
878 else |
|
2ebc3df65ca2
patch 8.0.1343: MS-Windows: does not show colored emojis
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changeset
|
879 mFallbackDC = true; |
|
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patch 8.0.1343: MS-Windows: does not show colored emojis
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changeset
|
880 return; |
| 6110 | 881 } |
|
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changeset
|
882 |
|
2ebc3df65ca2
patch 8.0.1343: MS-Windows: does not show colored emojis
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changeset
|
883 HRESULT hr = E_FAIL; |
|
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changeset
|
884 LOGFONTW lf; |
|
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patch 8.0.1343: MS-Windows: does not show colored emojis
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changeset
|
885 if (GetObjectW(hFont, sizeof(lf), &lf)) |
|
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patch 8.0.1343: MS-Windows: does not show colored emojis
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changeset
|
886 hr = SetFontByLOGFONT(lf); |
|
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patch 8.0.1343: MS-Windows: does not show colored emojis
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changeset
|
887 |
|
2ebc3df65ca2
patch 8.0.1343: MS-Windows: does not show colored emojis
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changeset
|
888 item.hFont = hFont; |
|
2ebc3df65ca2
patch 8.0.1343: MS-Windows: does not show colored emojis
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changeset
|
889 if (SUCCEEDED(hr)) |
|
2ebc3df65ca2
patch 8.0.1343: MS-Windows: does not show colored emojis
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changeset
|
890 { |
|
2ebc3df65ca2
patch 8.0.1343: MS-Windows: does not show colored emojis
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changeset
|
891 item.pTextFormat = mTextFormat; |
|
2ebc3df65ca2
patch 8.0.1343: MS-Windows: does not show colored emojis
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changeset
|
892 item.fontWeight = mFontWeight; |
|
2ebc3df65ca2
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changeset
|
893 item.fontStyle = mFontStyle; |
|
12986
18e6f4addce9
patch 8.0.1369: MS-Windows: drawing underline slow, mFallbackDC not updated
Christian Brabandt <cb@256bit.org>
parents:
12934
diff
changeset
|
894 mFallbackDC = false; |
|
12934
2ebc3df65ca2
patch 8.0.1343: MS-Windows: does not show colored emojis
Christian Brabandt <cb@256bit.org>
parents:
8641
diff
changeset
|
895 } |
|
12986
18e6f4addce9
patch 8.0.1369: MS-Windows: drawing underline slow, mFallbackDC not updated
Christian Brabandt <cb@256bit.org>
parents:
12934
diff
changeset
|
896 else |
|
18e6f4addce9
patch 8.0.1369: MS-Windows: drawing underline slow, mFallbackDC not updated
Christian Brabandt <cb@256bit.org>
parents:
12934
diff
changeset
|
897 mFallbackDC = true; |
|
12934
2ebc3df65ca2
patch 8.0.1343: MS-Windows: does not show colored emojis
Christian Brabandt <cb@256bit.org>
parents:
8641
diff
changeset
|
898 mFontCache.put(item); |
| 6110 | 899 } |
| 900 | |
| 901 void | |
|
13150
808625d4b71b
patch 8.0.1449: slow redrawing with DirectX
Christian Brabandt <cb@256bit.org>
parents:
13028
diff
changeset
|
902 DWriteContext::Rebind() |
|
808625d4b71b
patch 8.0.1449: slow redrawing with DirectX
Christian Brabandt <cb@256bit.org>
parents:
13028
diff
changeset
|
903 { |
|
808625d4b71b
patch 8.0.1449: slow redrawing with DirectX
Christian Brabandt <cb@256bit.org>
parents:
13028
diff
changeset
|
904 SafeRelease(&mBitmap); |
|
808625d4b71b
patch 8.0.1449: slow redrawing with DirectX
Christian Brabandt <cb@256bit.org>
parents:
13028
diff
changeset
|
905 |
|
808625d4b71b
patch 8.0.1449: slow redrawing with DirectX
Christian Brabandt <cb@256bit.org>
parents:
13028
diff
changeset
|
906 mRT->BindDC(mHDC, &mBindRect); |
|
808625d4b71b
patch 8.0.1449: slow redrawing with DirectX
Christian Brabandt <cb@256bit.org>
parents:
13028
diff
changeset
|
907 mRT->SetTransform(D2D1::IdentityMatrix()); |
|
808625d4b71b
patch 8.0.1449: slow redrawing with DirectX
Christian Brabandt <cb@256bit.org>
parents:
13028
diff
changeset
|
908 |
|
808625d4b71b
patch 8.0.1449: slow redrawing with DirectX
Christian Brabandt <cb@256bit.org>
parents:
13028
diff
changeset
|
909 D2D1_BITMAP_PROPERTIES props = { |
|
808625d4b71b
patch 8.0.1449: slow redrawing with DirectX
Christian Brabandt <cb@256bit.org>
parents:
13028
diff
changeset
|
910 {DXGI_FORMAT_B8G8R8A8_UNORM, D2D1_ALPHA_MODE_IGNORE}, |
|
808625d4b71b
patch 8.0.1449: slow redrawing with DirectX
Christian Brabandt <cb@256bit.org>
parents:
13028
diff
changeset
|
911 96.0f, 96.0f |
|
808625d4b71b
patch 8.0.1449: slow redrawing with DirectX
Christian Brabandt <cb@256bit.org>
parents:
13028
diff
changeset
|
912 }; |
|
808625d4b71b
patch 8.0.1449: slow redrawing with DirectX
Christian Brabandt <cb@256bit.org>
parents:
13028
diff
changeset
|
913 mRT->CreateBitmap( |
|
808625d4b71b
patch 8.0.1449: slow redrawing with DirectX
Christian Brabandt <cb@256bit.org>
parents:
13028
diff
changeset
|
914 D2D1::SizeU(mBindRect.right - mBindRect.left, |
|
808625d4b71b
patch 8.0.1449: slow redrawing with DirectX
Christian Brabandt <cb@256bit.org>
parents:
13028
diff
changeset
|
915 mBindRect.bottom - mBindRect.top), |
|
808625d4b71b
patch 8.0.1449: slow redrawing with DirectX
Christian Brabandt <cb@256bit.org>
parents:
13028
diff
changeset
|
916 props, &mBitmap); |
|
808625d4b71b
patch 8.0.1449: slow redrawing with DirectX
Christian Brabandt <cb@256bit.org>
parents:
13028
diff
changeset
|
917 } |
|
808625d4b71b
patch 8.0.1449: slow redrawing with DirectX
Christian Brabandt <cb@256bit.org>
parents:
13028
diff
changeset
|
918 |
|
808625d4b71b
patch 8.0.1449: slow redrawing with DirectX
Christian Brabandt <cb@256bit.org>
parents:
13028
diff
changeset
|
919 void |
|
12986
18e6f4addce9
patch 8.0.1369: MS-Windows: drawing underline slow, mFallbackDC not updated
Christian Brabandt <cb@256bit.org>
parents:
12934
diff
changeset
|
920 DWriteContext::BindDC(HDC hdc, const RECT *rect) |
| 6110 | 921 { |
|
12934
2ebc3df65ca2
patch 8.0.1343: MS-Windows: does not show colored emojis
Christian Brabandt <cb@256bit.org>
parents:
8641
diff
changeset
|
922 mHDC = hdc; |
|
12986
18e6f4addce9
patch 8.0.1369: MS-Windows: drawing underline slow, mFallbackDC not updated
Christian Brabandt <cb@256bit.org>
parents:
12934
diff
changeset
|
923 mBindRect = *rect; |
|
13150
808625d4b71b
patch 8.0.1449: slow redrawing with DirectX
Christian Brabandt <cb@256bit.org>
parents:
13028
diff
changeset
|
924 |
|
808625d4b71b
patch 8.0.1449: slow redrawing with DirectX
Christian Brabandt <cb@256bit.org>
parents:
13028
diff
changeset
|
925 if (mRT == NULL) |
|
808625d4b71b
patch 8.0.1449: slow redrawing with DirectX
Christian Brabandt <cb@256bit.org>
parents:
13028
diff
changeset
|
926 CreateDeviceResources(); |
|
808625d4b71b
patch 8.0.1449: slow redrawing with DirectX
Christian Brabandt <cb@256bit.org>
parents:
13028
diff
changeset
|
927 else |
|
808625d4b71b
patch 8.0.1449: slow redrawing with DirectX
Christian Brabandt <cb@256bit.org>
parents:
13028
diff
changeset
|
928 { |
|
808625d4b71b
patch 8.0.1449: slow redrawing with DirectX
Christian Brabandt <cb@256bit.org>
parents:
13028
diff
changeset
|
929 Flush(); |
|
808625d4b71b
patch 8.0.1449: slow redrawing with DirectX
Christian Brabandt <cb@256bit.org>
parents:
13028
diff
changeset
|
930 Rebind(); |
|
808625d4b71b
patch 8.0.1449: slow redrawing with DirectX
Christian Brabandt <cb@256bit.org>
parents:
13028
diff
changeset
|
931 } |
| 6110 | 932 } |
| 933 | |
|
16091
e8d8650fa625
patch 8.1.1050: blank srceen when DirectWrite failed
Bram Moolenaar <Bram@vim.org>
parents:
16048
diff
changeset
|
934 extern "C" void redraw_later_clear(void); |
|
e8d8650fa625
patch 8.1.1050: blank srceen when DirectWrite failed
Bram Moolenaar <Bram@vim.org>
parents:
16048
diff
changeset
|
935 |
|
12986
18e6f4addce9
patch 8.0.1369: MS-Windows: drawing underline slow, mFallbackDC not updated
Christian Brabandt <cb@256bit.org>
parents:
12934
diff
changeset
|
936 HRESULT |
|
18e6f4addce9
patch 8.0.1369: MS-Windows: drawing underline slow, mFallbackDC not updated
Christian Brabandt <cb@256bit.org>
parents:
12934
diff
changeset
|
937 DWriteContext::SetDrawingMode(DrawingMode mode) |
| 6110 | 938 { |
|
12986
18e6f4addce9
patch 8.0.1369: MS-Windows: drawing underline slow, mFallbackDC not updated
Christian Brabandt <cb@256bit.org>
parents:
12934
diff
changeset
|
939 HRESULT hr = S_OK; |
|
18e6f4addce9
patch 8.0.1369: MS-Windows: drawing underline slow, mFallbackDC not updated
Christian Brabandt <cb@256bit.org>
parents:
12934
diff
changeset
|
940 |
|
18e6f4addce9
patch 8.0.1369: MS-Windows: drawing underline slow, mFallbackDC not updated
Christian Brabandt <cb@256bit.org>
parents:
12934
diff
changeset
|
941 switch (mode) |
|
12934
2ebc3df65ca2
patch 8.0.1343: MS-Windows: does not show colored emojis
Christian Brabandt <cb@256bit.org>
parents:
8641
diff
changeset
|
942 { |
|
12986
18e6f4addce9
patch 8.0.1369: MS-Windows: drawing underline slow, mFallbackDC not updated
Christian Brabandt <cb@256bit.org>
parents:
12934
diff
changeset
|
943 default: |
|
18e6f4addce9
patch 8.0.1369: MS-Windows: drawing underline slow, mFallbackDC not updated
Christian Brabandt <cb@256bit.org>
parents:
12934
diff
changeset
|
944 case DM_GDI: |
|
18e6f4addce9
patch 8.0.1369: MS-Windows: drawing underline slow, mFallbackDC not updated
Christian Brabandt <cb@256bit.org>
parents:
12934
diff
changeset
|
945 if (mInteropHDC != NULL) |
|
18e6f4addce9
patch 8.0.1369: MS-Windows: drawing underline slow, mFallbackDC not updated
Christian Brabandt <cb@256bit.org>
parents:
12934
diff
changeset
|
946 { |
|
18e6f4addce9
patch 8.0.1369: MS-Windows: drawing underline slow, mFallbackDC not updated
Christian Brabandt <cb@256bit.org>
parents:
12934
diff
changeset
|
947 mGDIRT->ReleaseDC(NULL); |
|
18e6f4addce9
patch 8.0.1369: MS-Windows: drawing underline slow, mFallbackDC not updated
Christian Brabandt <cb@256bit.org>
parents:
12934
diff
changeset
|
948 mInteropHDC = NULL; |
|
18e6f4addce9
patch 8.0.1369: MS-Windows: drawing underline slow, mFallbackDC not updated
Christian Brabandt <cb@256bit.org>
parents:
12934
diff
changeset
|
949 } |
|
18e6f4addce9
patch 8.0.1369: MS-Windows: drawing underline slow, mFallbackDC not updated
Christian Brabandt <cb@256bit.org>
parents:
12934
diff
changeset
|
950 if (mDrawing) |
|
18e6f4addce9
patch 8.0.1369: MS-Windows: drawing underline slow, mFallbackDC not updated
Christian Brabandt <cb@256bit.org>
parents:
12934
diff
changeset
|
951 { |
|
18e6f4addce9
patch 8.0.1369: MS-Windows: drawing underline slow, mFallbackDC not updated
Christian Brabandt <cb@256bit.org>
parents:
12934
diff
changeset
|
952 hr = mRT->EndDraw(); |
|
16539
563163ec0244
patch 8.1.1273: compiler warning in direct write code
Bram Moolenaar <Bram@vim.org>
parents:
16091
diff
changeset
|
953 if (hr == (HRESULT)D2DERR_RECREATE_TARGET) |
|
12986
18e6f4addce9
patch 8.0.1369: MS-Windows: drawing underline slow, mFallbackDC not updated
Christian Brabandt <cb@256bit.org>
parents:
12934
diff
changeset
|
954 { |
|
18e6f4addce9
patch 8.0.1369: MS-Windows: drawing underline slow, mFallbackDC not updated
Christian Brabandt <cb@256bit.org>
parents:
12934
diff
changeset
|
955 hr = S_OK; |
|
18e6f4addce9
patch 8.0.1369: MS-Windows: drawing underline slow, mFallbackDC not updated
Christian Brabandt <cb@256bit.org>
parents:
12934
diff
changeset
|
956 DiscardDeviceResources(); |
|
18e6f4addce9
patch 8.0.1369: MS-Windows: drawing underline slow, mFallbackDC not updated
Christian Brabandt <cb@256bit.org>
parents:
12934
diff
changeset
|
957 CreateDeviceResources(); |
|
16091
e8d8650fa625
patch 8.1.1050: blank srceen when DirectWrite failed
Bram Moolenaar <Bram@vim.org>
parents:
16048
diff
changeset
|
958 redraw_later_clear(); |
|
12986
18e6f4addce9
patch 8.0.1369: MS-Windows: drawing underline slow, mFallbackDC not updated
Christian Brabandt <cb@256bit.org>
parents:
12934
diff
changeset
|
959 } |
|
18e6f4addce9
patch 8.0.1369: MS-Windows: drawing underline slow, mFallbackDC not updated
Christian Brabandt <cb@256bit.org>
parents:
12934
diff
changeset
|
960 mDrawing = false; |
|
18e6f4addce9
patch 8.0.1369: MS-Windows: drawing underline slow, mFallbackDC not updated
Christian Brabandt <cb@256bit.org>
parents:
12934
diff
changeset
|
961 } |
|
18e6f4addce9
patch 8.0.1369: MS-Windows: drawing underline slow, mFallbackDC not updated
Christian Brabandt <cb@256bit.org>
parents:
12934
diff
changeset
|
962 break; |
|
18e6f4addce9
patch 8.0.1369: MS-Windows: drawing underline slow, mFallbackDC not updated
Christian Brabandt <cb@256bit.org>
parents:
12934
diff
changeset
|
963 |
|
18e6f4addce9
patch 8.0.1369: MS-Windows: drawing underline slow, mFallbackDC not updated
Christian Brabandt <cb@256bit.org>
parents:
12934
diff
changeset
|
964 case DM_DIRECTX: |
|
18e6f4addce9
patch 8.0.1369: MS-Windows: drawing underline slow, mFallbackDC not updated
Christian Brabandt <cb@256bit.org>
parents:
12934
diff
changeset
|
965 if (mInteropHDC != NULL) |
|
18e6f4addce9
patch 8.0.1369: MS-Windows: drawing underline slow, mFallbackDC not updated
Christian Brabandt <cb@256bit.org>
parents:
12934
diff
changeset
|
966 { |
|
18e6f4addce9
patch 8.0.1369: MS-Windows: drawing underline slow, mFallbackDC not updated
Christian Brabandt <cb@256bit.org>
parents:
12934
diff
changeset
|
967 mGDIRT->ReleaseDC(NULL); |
|
18e6f4addce9
patch 8.0.1369: MS-Windows: drawing underline slow, mFallbackDC not updated
Christian Brabandt <cb@256bit.org>
parents:
12934
diff
changeset
|
968 mInteropHDC = NULL; |
|
18e6f4addce9
patch 8.0.1369: MS-Windows: drawing underline slow, mFallbackDC not updated
Christian Brabandt <cb@256bit.org>
parents:
12934
diff
changeset
|
969 } |
|
18e6f4addce9
patch 8.0.1369: MS-Windows: drawing underline slow, mFallbackDC not updated
Christian Brabandt <cb@256bit.org>
parents:
12934
diff
changeset
|
970 else if (mDrawing == false) |
|
18e6f4addce9
patch 8.0.1369: MS-Windows: drawing underline slow, mFallbackDC not updated
Christian Brabandt <cb@256bit.org>
parents:
12934
diff
changeset
|
971 { |
|
18e6f4addce9
patch 8.0.1369: MS-Windows: drawing underline slow, mFallbackDC not updated
Christian Brabandt <cb@256bit.org>
parents:
12934
diff
changeset
|
972 CreateDeviceResources(); |
|
18e6f4addce9
patch 8.0.1369: MS-Windows: drawing underline slow, mFallbackDC not updated
Christian Brabandt <cb@256bit.org>
parents:
12934
diff
changeset
|
973 mRT->BeginDraw(); |
|
18e6f4addce9
patch 8.0.1369: MS-Windows: drawing underline slow, mFallbackDC not updated
Christian Brabandt <cb@256bit.org>
parents:
12934
diff
changeset
|
974 mDrawing = true; |
|
18e6f4addce9
patch 8.0.1369: MS-Windows: drawing underline slow, mFallbackDC not updated
Christian Brabandt <cb@256bit.org>
parents:
12934
diff
changeset
|
975 } |
|
18e6f4addce9
patch 8.0.1369: MS-Windows: drawing underline slow, mFallbackDC not updated
Christian Brabandt <cb@256bit.org>
parents:
12934
diff
changeset
|
976 break; |
|
18e6f4addce9
patch 8.0.1369: MS-Windows: drawing underline slow, mFallbackDC not updated
Christian Brabandt <cb@256bit.org>
parents:
12934
diff
changeset
|
977 |
|
18e6f4addce9
patch 8.0.1369: MS-Windows: drawing underline slow, mFallbackDC not updated
Christian Brabandt <cb@256bit.org>
parents:
12934
diff
changeset
|
978 case DM_INTEROP: |
|
18e6f4addce9
patch 8.0.1369: MS-Windows: drawing underline slow, mFallbackDC not updated
Christian Brabandt <cb@256bit.org>
parents:
12934
diff
changeset
|
979 if (mDrawing == false) |
|
18e6f4addce9
patch 8.0.1369: MS-Windows: drawing underline slow, mFallbackDC not updated
Christian Brabandt <cb@256bit.org>
parents:
12934
diff
changeset
|
980 { |
|
18e6f4addce9
patch 8.0.1369: MS-Windows: drawing underline slow, mFallbackDC not updated
Christian Brabandt <cb@256bit.org>
parents:
12934
diff
changeset
|
981 CreateDeviceResources(); |
|
18e6f4addce9
patch 8.0.1369: MS-Windows: drawing underline slow, mFallbackDC not updated
Christian Brabandt <cb@256bit.org>
parents:
12934
diff
changeset
|
982 mRT->BeginDraw(); |
|
18e6f4addce9
patch 8.0.1369: MS-Windows: drawing underline slow, mFallbackDC not updated
Christian Brabandt <cb@256bit.org>
parents:
12934
diff
changeset
|
983 mDrawing = true; |
|
18e6f4addce9
patch 8.0.1369: MS-Windows: drawing underline slow, mFallbackDC not updated
Christian Brabandt <cb@256bit.org>
parents:
12934
diff
changeset
|
984 } |
|
18e6f4addce9
patch 8.0.1369: MS-Windows: drawing underline slow, mFallbackDC not updated
Christian Brabandt <cb@256bit.org>
parents:
12934
diff
changeset
|
985 if (mInteropHDC == NULL) |
|
18e6f4addce9
patch 8.0.1369: MS-Windows: drawing underline slow, mFallbackDC not updated
Christian Brabandt <cb@256bit.org>
parents:
12934
diff
changeset
|
986 hr = mGDIRT->GetDC(D2D1_DC_INITIALIZE_MODE_COPY, &mInteropHDC); |
|
18e6f4addce9
patch 8.0.1369: MS-Windows: drawing underline slow, mFallbackDC not updated
Christian Brabandt <cb@256bit.org>
parents:
12934
diff
changeset
|
987 break; |
|
12934
2ebc3df65ca2
patch 8.0.1343: MS-Windows: does not show colored emojis
Christian Brabandt <cb@256bit.org>
parents:
8641
diff
changeset
|
988 } |
|
12986
18e6f4addce9
patch 8.0.1369: MS-Windows: drawing underline slow, mFallbackDC not updated
Christian Brabandt <cb@256bit.org>
parents:
12934
diff
changeset
|
989 mDMode = mode; |
|
18e6f4addce9
patch 8.0.1369: MS-Windows: drawing underline slow, mFallbackDC not updated
Christian Brabandt <cb@256bit.org>
parents:
12934
diff
changeset
|
990 return hr; |
|
12934
2ebc3df65ca2
patch 8.0.1343: MS-Windows: does not show colored emojis
Christian Brabandt <cb@256bit.org>
parents:
8641
diff
changeset
|
991 } |
|
2ebc3df65ca2
patch 8.0.1343: MS-Windows: does not show colored emojis
Christian Brabandt <cb@256bit.org>
parents:
8641
diff
changeset
|
992 |
|
2ebc3df65ca2
patch 8.0.1343: MS-Windows: does not show colored emojis
Christian Brabandt <cb@256bit.org>
parents:
8641
diff
changeset
|
993 ID2D1Brush* |
|
2ebc3df65ca2
patch 8.0.1343: MS-Windows: does not show colored emojis
Christian Brabandt <cb@256bit.org>
parents:
8641
diff
changeset
|
994 DWriteContext::SolidBrush(COLORREF color) |
|
2ebc3df65ca2
patch 8.0.1343: MS-Windows: does not show colored emojis
Christian Brabandt <cb@256bit.org>
parents:
8641
diff
changeset
|
995 { |
|
2ebc3df65ca2
patch 8.0.1343: MS-Windows: does not show colored emojis
Christian Brabandt <cb@256bit.org>
parents:
8641
diff
changeset
|
996 mBrush->SetColor(D2D1::ColorF(UINT32(GetRValue(color)) << 16 | |
|
2ebc3df65ca2
patch 8.0.1343: MS-Windows: does not show colored emojis
Christian Brabandt <cb@256bit.org>
parents:
8641
diff
changeset
|
997 UINT32(GetGValue(color)) << 8 | UINT32(GetBValue(color)))); |
|
2ebc3df65ca2
patch 8.0.1343: MS-Windows: does not show colored emojis
Christian Brabandt <cb@256bit.org>
parents:
8641
diff
changeset
|
998 return mBrush; |
|
2ebc3df65ca2
patch 8.0.1343: MS-Windows: does not show colored emojis
Christian Brabandt <cb@256bit.org>
parents:
8641
diff
changeset
|
999 } |
| 6110 | 1000 |
|
12934
2ebc3df65ca2
patch 8.0.1343: MS-Windows: does not show colored emojis
Christian Brabandt <cb@256bit.org>
parents:
8641
diff
changeset
|
1001 void |
|
12986
18e6f4addce9
patch 8.0.1369: MS-Windows: drawing underline slow, mFallbackDC not updated
Christian Brabandt <cb@256bit.org>
parents:
12934
diff
changeset
|
1002 DWriteContext::DrawText(const WCHAR *text, int len, |
|
12934
2ebc3df65ca2
patch 8.0.1343: MS-Windows: does not show colored emojis
Christian Brabandt <cb@256bit.org>
parents:
8641
diff
changeset
|
1003 int x, int y, int w, int h, int cellWidth, COLORREF color, |
|
12986
18e6f4addce9
patch 8.0.1369: MS-Windows: drawing underline slow, mFallbackDC not updated
Christian Brabandt <cb@256bit.org>
parents:
12934
diff
changeset
|
1004 UINT fuOptions, const RECT *lprc, const INT *lpDx) |
|
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1005 { |
|
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changeset
|
1006 if (mFallbackDC) |
|
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changeset
|
1007 { |
|
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changeset
|
1008 // Fall back to GDI rendering. |
|
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changeset
|
1009 HRESULT hr = SetDrawingMode(DM_INTEROP); |
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changeset
|
1010 if (SUCCEEDED(hr)) |
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|
1011 { |
|
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changeset
|
1012 HGDIOBJ hFont = ::GetCurrentObject(mHDC, OBJ_FONT); |
|
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|
1013 HGDIOBJ hOldFont = ::SelectObject(mInteropHDC, hFont); |
|
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|
1014 ::SetTextColor(mInteropHDC, color); |
|
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changeset
|
1015 ::SetBkMode(mInteropHDC, ::GetBkMode(mHDC)); |
|
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changeset
|
1016 ::ExtTextOutW(mInteropHDC, x, y, fuOptions, lprc, text, len, lpDx); |
|
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changeset
|
1017 ::SelectObject(mInteropHDC, hOldFont); |
|
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changeset
|
1018 } |
| 6110 | 1019 return; |
|
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changeset
|
1020 } |
| 6110 | 1021 |
|
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changeset
|
1022 HRESULT hr; |
|
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changeset
|
1023 IDWriteTextLayout *textLayout = NULL; |
|
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changeset
|
1024 |
|
12986
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changeset
|
1025 SetDrawingMode(DM_DIRECTX); |
|
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changeset
|
1026 |
|
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changeset
|
1027 hr = mDWriteFactory->CreateTextLayout(text, len, mTextFormat, |
|
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changeset
|
1028 FLOAT(w), FLOAT(h), &textLayout); |
| 6110 | 1029 |
| 1030 if (SUCCEEDED(hr)) | |
| 1031 { | |
|
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changeset
|
1032 DWRITE_TEXT_RANGE textRange = { 0, UINT32(len) }; |
|
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changeset
|
1033 textLayout->SetFontWeight(mFontWeight, textRange); |
|
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changeset
|
1034 textLayout->SetFontStyle(mFontStyle, textRange); |
| 6110 | 1035 |
|
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changeset
|
1036 TextRenderer renderer(this); |
|
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changeset
|
1037 TextRendererContext context = { color, FLOAT(cellWidth), 0.0f }; |
|
16048
728bef04b0d4
patch 8.1.1029: DirectWrite doesn't take 'linespace' into account
Bram Moolenaar <Bram@vim.org>
parents:
16007
diff
changeset
|
1038 textLayout->Draw(&context, &renderer, FLOAT(x), FLOAT(y)); |
| 6110 | 1039 } |
| 1040 | |
|
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changeset
|
1041 SafeRelease(&textLayout); |
| 6110 | 1042 } |
| 1043 | |
|
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changeset
|
1044 void |
|
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changeset
|
1045 DWriteContext::FillRect(const RECT *rc, COLORREF color) |
|
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|
1046 { |
|
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changeset
|
1047 if (mDMode == DM_INTEROP) |
|
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changeset
|
1048 { |
|
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changeset
|
1049 // GDI functions are used before this call. Keep using GDI. |
|
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|
1050 // (Switching to Direct2D causes terrible slowdown.) |
|
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changeset
|
1051 HBRUSH hbr = ::CreateSolidBrush(color); |
|
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changeset
|
1052 ::FillRect(mInteropHDC, rc, hbr); |
|
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|
1053 ::DeleteObject(HGDIOBJ(hbr)); |
|
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changeset
|
1054 } |
|
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changeset
|
1055 else |
|
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changeset
|
1056 { |
|
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changeset
|
1057 SetDrawingMode(DM_DIRECTX); |
|
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changeset
|
1058 mRT->FillRectangle( |
|
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changeset
|
1059 D2D1::RectF(FLOAT(rc->left), FLOAT(rc->top), |
|
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changeset
|
1060 FLOAT(rc->right), FLOAT(rc->bottom)), |
|
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changeset
|
1061 SolidBrush(color)); |
|
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changeset
|
1062 } |
|
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changeset
|
1063 } |
|
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changeset
|
1064 |
|
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changeset
|
1065 void |
|
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changeset
|
1066 DWriteContext::DrawLine(int x1, int y1, int x2, int y2, COLORREF color) |
| 6110 | 1067 { |
|
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changeset
|
1068 if (mDMode == DM_INTEROP) |
|
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changeset
|
1069 { |
|
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changeset
|
1070 // GDI functions are used before this call. Keep using GDI. |
|
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changeset
|
1071 // (Switching to Direct2D causes terrible slowdown.) |
|
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changeset
|
1072 HPEN hpen = ::CreatePen(PS_SOLID, 1, color); |
|
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changeset
|
1073 HGDIOBJ old_pen = ::SelectObject(mInteropHDC, HGDIOBJ(hpen)); |
|
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changeset
|
1074 ::MoveToEx(mInteropHDC, x1, y1, NULL); |
|
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changeset
|
1075 ::LineTo(mInteropHDC, x2, y2); |
|
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changeset
|
1076 ::SelectObject(mInteropHDC, old_pen); |
|
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changeset
|
1077 ::DeleteObject(HGDIOBJ(hpen)); |
|
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changeset
|
1078 } |
|
18e6f4addce9
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changeset
|
1079 else |
|
18e6f4addce9
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changeset
|
1080 { |
|
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changeset
|
1081 SetDrawingMode(DM_DIRECTX); |
|
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changeset
|
1082 mRT->DrawLine( |
|
18e6f4addce9
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changeset
|
1083 D2D1::Point2F(FLOAT(x1), FLOAT(y1) + 0.5f), |
|
18e6f4addce9
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changeset
|
1084 D2D1::Point2F(FLOAT(x2), FLOAT(y2) + 0.5f), |
|
18e6f4addce9
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changeset
|
1085 SolidBrush(color)); |
|
18e6f4addce9
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changeset
|
1086 } |
|
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changeset
|
1087 } |
|
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changeset
|
1088 |
|
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changeset
|
1089 void |
|
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changeset
|
1090 DWriteContext::SetPixel(int x, int y, COLORREF color) |
|
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changeset
|
1091 { |
|
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changeset
|
1092 if (mDMode == DM_INTEROP) |
|
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changeset
|
1093 { |
|
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changeset
|
1094 // GDI functions are used before this call. Keep using GDI. |
|
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changeset
|
1095 // (Switching to Direct2D causes terrible slowdown.) |
|
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changeset
|
1096 ::SetPixel(mInteropHDC, x, y, color); |
|
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changeset
|
1097 } |
|
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changeset
|
1098 else |
|
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changeset
|
1099 { |
|
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changeset
|
1100 SetDrawingMode(DM_DIRECTX); |
|
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changeset
|
1101 // Direct2D doesn't have SetPixel API. Use DrawLine instead. |
|
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changeset
|
1102 mRT->DrawLine( |
|
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changeset
|
1103 D2D1::Point2F(FLOAT(x), FLOAT(y) + 0.5f), |
|
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changeset
|
1104 D2D1::Point2F(FLOAT(x+1), FLOAT(y) + 0.5f), |
|
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changeset
|
1105 SolidBrush(color)); |
|
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changeset
|
1106 } |
| 6110 | 1107 } |
| 1108 | |
|
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changeset
|
1109 void |
|
13150
808625d4b71b
patch 8.0.1449: slow redrawing with DirectX
Christian Brabandt <cb@256bit.org>
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13028
diff
changeset
|
1110 DWriteContext::Scroll(int x, int y, const RECT *rc) |
|
808625d4b71b
patch 8.0.1449: slow redrawing with DirectX
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diff
changeset
|
1111 { |
|
808625d4b71b
patch 8.0.1449: slow redrawing with DirectX
Christian Brabandt <cb@256bit.org>
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13028
diff
changeset
|
1112 SetDrawingMode(DM_DIRECTX); |
|
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1113 mRT->Flush(); |
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1114 |
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1115 D2D1_RECT_U srcRect; |
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1116 D2D1_POINT_2U destPoint; |
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1117 if (x >= 0) |
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1118 { |
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1119 srcRect.left = rc->left; |
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1120 srcRect.right = rc->right - x; |
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1121 destPoint.x = rc->left + x; |
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1122 } |
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1123 else |
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1124 { |
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1125 srcRect.left = rc->left - x; |
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1126 srcRect.right = rc->right; |
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1127 destPoint.x = rc->left; |
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1128 } |
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1129 if (y >= 0) |
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1130 { |
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1131 srcRect.top = rc->top; |
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1132 srcRect.bottom = rc->bottom - y; |
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1133 destPoint.y = rc->top + y; |
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1134 } |
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1135 else |
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1136 { |
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1137 srcRect.top = rc->top - y; |
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1138 srcRect.bottom = rc->bottom; |
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1139 destPoint.y = rc->top; |
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1140 } |
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1141 mBitmap->CopyFromRenderTarget(&destPoint, mRT, &srcRect); |
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1142 |
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1143 D2D1_RECT_F destRect = { |
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1144 FLOAT(destPoint.x), FLOAT(destPoint.y), |
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1145 FLOAT(destPoint.x + srcRect.right - srcRect.left), |
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1146 FLOAT(destPoint.y + srcRect.bottom - srcRect.top) |
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1147 }; |
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1148 mRT->DrawBitmap(mBitmap, destRect, 1.0F, |
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1149 D2D1_BITMAP_INTERPOLATION_MODE_NEAREST_NEIGHBOR, destRect); |
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1150 } |
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1151 |
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1152 void |
|
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1153 DWriteContext::Flush() |
| 6110 | 1154 { |
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1155 SetDrawingMode(DM_GDI); |
| 6110 | 1156 } |
| 1157 | |
| 1158 void | |
| 1159 DWriteContext::SetRenderingParams( | |
| 1160 const DWriteRenderingParams *params) | |
| 1161 { | |
| 1162 if (mDWriteFactory == NULL) | |
| 1163 return; | |
| 1164 | |
| 1165 IDWriteRenderingParams *renderingParams = NULL; | |
| 1166 D2D1_TEXT_ANTIALIAS_MODE textAntialiasMode = | |
| 1167 D2D1_TEXT_ANTIALIAS_MODE_DEFAULT; | |
| 1168 HRESULT hr; | |
| 1169 if (params != NULL) | |
| 1170 { | |
| 1171 hr = mDWriteFactory->CreateCustomRenderingParams(params->gamma, | |
| 1172 params->enhancedContrast, params->clearTypeLevel, | |
| 1173 ToPixelGeometry(params->pixelGeometry), | |
| 1174 ToRenderingMode(params->renderingMode), &renderingParams); | |
| 1175 textAntialiasMode = ToTextAntialiasMode(params->textAntialiasMode); | |
| 1176 } | |
| 1177 else | |
| 1178 hr = mDWriteFactory->CreateRenderingParams(&renderingParams); | |
| 1179 if (SUCCEEDED(hr) && renderingParams != NULL) | |
| 1180 { | |
| 1181 SafeRelease(&mRenderingParams); | |
| 1182 mRenderingParams = renderingParams; | |
| 1183 mTextAntialiasMode = textAntialiasMode; | |
|
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1184 |
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1185 Flush(); |
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1186 mRT->SetTextRenderingParams(mRenderingParams); |
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1187 mRT->SetTextAntialiasMode(mTextAntialiasMode); |
| 6110 | 1188 } |
| 1189 } | |
| 1190 | |
| 1191 DWriteRenderingParams * | |
| 1192 DWriteContext::GetRenderingParams( | |
| 1193 DWriteRenderingParams *params) | |
| 1194 { | |
| 1195 if (params != NULL && mRenderingParams != NULL) | |
| 1196 { | |
| 1197 params->gamma = mRenderingParams->GetGamma(); | |
| 1198 params->enhancedContrast = mRenderingParams->GetEnhancedContrast(); | |
| 1199 params->clearTypeLevel = mRenderingParams->GetClearTypeLevel(); | |
| 1200 params->pixelGeometry = ToInt(mRenderingParams->GetPixelGeometry()); | |
| 1201 params->renderingMode = ToInt(mRenderingParams->GetRenderingMode()); | |
| 1202 params->textAntialiasMode = mTextAntialiasMode; | |
| 1203 } | |
| 1204 return params; | |
| 1205 } | |
| 1206 | |
| 1207 //////////////////////////////////////////////////////////////////////////// | |
| 1208 // PUBLIC C INTERFACES | |
| 1209 | |
| 1210 void | |
| 1211 DWrite_Init(void) | |
| 1212 { | |
| 1213 #ifdef DYNAMIC_DIRECTX | |
| 1214 // Load libraries. | |
| 1215 hD2D1DLL = vimLoadLib(const_cast<char*>("d2d1.dll")); | |
| 1216 hDWriteDLL = vimLoadLib(const_cast<char*>("dwrite.dll")); | |
| 1217 if (hD2D1DLL == NULL || hDWriteDLL == NULL) | |
| 1218 { | |
| 1219 DWrite_Final(); | |
| 1220 return; | |
| 1221 } | |
| 1222 // Get address of procedures. | |
| 1223 pGetUserDefaultLocaleName = (PGETUSERDEFAULTLOCALENAME)GetProcAddress( | |
| 1224 GetModuleHandle("kernel32.dll"), "GetUserDefaultLocaleName"); | |
| 1225 pD2D1CreateFactory = (PD2D1CREATEFACTORY)GetProcAddress(hD2D1DLL, | |
| 1226 "D2D1CreateFactory"); | |
| 1227 pDWriteCreateFactory = (PDWRITECREATEFACTORY)GetProcAddress(hDWriteDLL, | |
| 1228 "DWriteCreateFactory"); | |
| 1229 #endif | |
| 1230 } | |
| 1231 | |
| 1232 void | |
| 1233 DWrite_Final(void) | |
| 1234 { | |
| 1235 #ifdef DYNAMIC_DIRECTX | |
| 1236 pGetUserDefaultLocaleName = NULL; | |
| 1237 pD2D1CreateFactory = NULL; | |
| 1238 pDWriteCreateFactory = NULL; | |
| 1239 unload(hDWriteDLL); | |
| 1240 unload(hD2D1DLL); | |
| 1241 #endif | |
| 1242 } | |
| 1243 | |
| 1244 DWriteContext * | |
| 1245 DWriteContext_Open(void) | |
| 1246 { | |
| 1247 #ifdef DYNAMIC_DIRECTX | |
| 1248 if (pGetUserDefaultLocaleName == NULL || pD2D1CreateFactory == NULL | |
| 1249 || pDWriteCreateFactory == NULL) | |
| 1250 return NULL; | |
| 1251 #endif | |
| 1252 return new DWriteContext(); | |
| 1253 } | |
| 1254 | |
| 1255 void | |
|
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1256 DWriteContext_BindDC(DWriteContext *ctx, HDC hdc, const RECT *rect) |
| 6110 | 1257 { |
|
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1258 if (ctx != NULL) |
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1259 ctx->BindDC(hdc, rect); |
| 6110 | 1260 } |
| 1261 | |
| 1262 void | |
| 1263 DWriteContext_SetFont(DWriteContext *ctx, HFONT hFont) | |
| 1264 { | |
| 1265 if (ctx != NULL) | |
| 1266 ctx->SetFont(hFont); | |
| 1267 } | |
| 1268 | |
| 1269 void | |
| 1270 DWriteContext_DrawText( | |
| 1271 DWriteContext *ctx, | |
|
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1272 const WCHAR *text, |
| 6110 | 1273 int len, |
| 1274 int x, | |
| 1275 int y, | |
| 1276 int w, | |
| 1277 int h, | |
| 1278 int cellWidth, | |
|
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|
1279 COLORREF color, |
|
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|
1280 UINT fuOptions, |
|
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1281 const RECT *lprc, |
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1282 const INT *lpDx) |
| 6110 | 1283 { |
| 1284 if (ctx != NULL) | |
|
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1285 ctx->DrawText(text, len, x, y, w, h, cellWidth, color, |
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1286 fuOptions, lprc, lpDx); |
| 6110 | 1287 } |
| 1288 | |
| 1289 void | |
|
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1290 DWriteContext_FillRect(DWriteContext *ctx, const RECT *rc, COLORREF color) |
| 6110 | 1291 { |
|
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1292 if (ctx != NULL) |
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1293 ctx->FillRect(rc, color); |
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1294 } |
|
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1295 |
|
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1296 void |
|
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1297 DWriteContext_DrawLine(DWriteContext *ctx, int x1, int y1, int x2, int y2, |
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1298 COLORREF color) |
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1299 { |
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1300 if (ctx != NULL) |
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1301 ctx->DrawLine(x1, y1, x2, y2, color); |
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1302 } |
|
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1303 |
|
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1304 void |
|
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1305 DWriteContext_SetPixel(DWriteContext *ctx, int x, int y, COLORREF color) |
|
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1306 { |
|
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1307 if (ctx != NULL) |
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1308 ctx->SetPixel(x, y, color); |
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1309 } |
|
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1310 |
|
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1311 void |
|
13150
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1312 DWriteContext_Scroll(DWriteContext *ctx, int x, int y, const RECT *rc) |
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1313 { |
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1314 if (ctx != NULL) |
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1315 ctx->Scroll(x, y, rc); |
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1316 } |
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1317 |
|
808625d4b71b
patch 8.0.1449: slow redrawing with DirectX
Christian Brabandt <cb@256bit.org>
parents:
13028
diff
changeset
|
1318 void |
|
12934
2ebc3df65ca2
patch 8.0.1343: MS-Windows: does not show colored emojis
Christian Brabandt <cb@256bit.org>
parents:
8641
diff
changeset
|
1319 DWriteContext_Flush(DWriteContext *ctx) |
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2ebc3df65ca2
patch 8.0.1343: MS-Windows: does not show colored emojis
Christian Brabandt <cb@256bit.org>
parents:
8641
diff
changeset
|
1320 { |
|
2ebc3df65ca2
patch 8.0.1343: MS-Windows: does not show colored emojis
Christian Brabandt <cb@256bit.org>
parents:
8641
diff
changeset
|
1321 if (ctx != NULL) |
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2ebc3df65ca2
patch 8.0.1343: MS-Windows: does not show colored emojis
Christian Brabandt <cb@256bit.org>
parents:
8641
diff
changeset
|
1322 ctx->Flush(); |
| 6110 | 1323 } |
| 1324 | |
| 1325 void | |
| 1326 DWriteContext_Close(DWriteContext *ctx) | |
| 1327 { | |
| 1328 delete ctx; | |
| 1329 } | |
| 1330 | |
| 1331 void | |
| 1332 DWriteContext_SetRenderingParams( | |
| 1333 DWriteContext *ctx, | |
| 1334 const DWriteRenderingParams *params) | |
| 1335 { | |
| 1336 if (ctx != NULL) | |
| 1337 ctx->SetRenderingParams(params); | |
| 1338 } | |
| 1339 | |
| 1340 DWriteRenderingParams * | |
| 1341 DWriteContext_GetRenderingParams( | |
| 1342 DWriteContext *ctx, | |
| 1343 DWriteRenderingParams *params) | |
| 1344 { | |
| 1345 if (ctx != NULL) | |
| 1346 return ctx->GetRenderingParams(params); | |
| 1347 else | |
| 1348 return NULL; | |
| 1349 } |