Mercurial > vim
annotate src/gui_dwrite.cpp @ 35056:79c73c4b3ecb
runtime(comment): include a simple comment toggling plugin
Commit: https://github.com/vim/vim/commit/5400a5d4269874fe4f1c35dfdd3c039ea17dfd62
Author: Maxim Kim <habamax@gmail.com>
Date: Fri Apr 26 19:53:13 2024 +0200
runtime(comment): include a simple comment toggling plugin
fixes https://github.com/vim/vim/issues/14626
closes: https://github.com/vim/vim/issues/14634
Signed-off-by: Maxim Kim <habamax@gmail.com>
Signed-off-by: Christian Brabandt <cb@256bit.org>
| author | Christian Brabandt <cb@256bit.org> |
|---|---|
| date | Fri, 26 Apr 2024 20:00:03 +0200 |
| parents | faf7fcd1c8d5 |
| children |
| 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 #ifdef __MINGW32__ |
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56 # define UNUSED __attribute__((unused)) |
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57 #else |
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58 # define UNUSED |
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59 #endif |
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60 |
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61 #if (defined(_MSC_VER) && (_MSC_VER >= 1700)) || (__cplusplus >= 201103L) |
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62 # define FINAL final |
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63 #else |
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64 # define FINAL |
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65 #endif |
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66 |
| 6110 | 67 #ifdef DYNAMIC_DIRECTX |
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68 extern "C" HINSTANCE vimLoadLib(const char *name); |
| 6110 | 69 |
| 70 typedef int (WINAPI *PGETUSERDEFAULTLOCALENAME)(LPWSTR, int); | |
| 71 typedef HRESULT (WINAPI *PD2D1CREATEFACTORY)(D2D1_FACTORY_TYPE, | |
| 72 REFIID, const D2D1_FACTORY_OPTIONS *, void **); | |
| 73 typedef HRESULT (WINAPI *PDWRITECREATEFACTORY)(DWRITE_FACTORY_TYPE, | |
| 74 REFIID, IUnknown **); | |
| 75 | |
| 76 static HINSTANCE hD2D1DLL = NULL; | |
| 77 static HINSTANCE hDWriteDLL = NULL; | |
| 78 | |
| 79 static PGETUSERDEFAULTLOCALENAME pGetUserDefaultLocaleName = NULL; | |
| 80 static PD2D1CREATEFACTORY pD2D1CreateFactory = NULL; | |
| 81 static PDWRITECREATEFACTORY pDWriteCreateFactory = NULL; | |
| 82 | |
| 83 #define GetUserDefaultLocaleName (*pGetUserDefaultLocaleName) | |
| 84 #define D2D1CreateFactory (*pD2D1CreateFactory) | |
| 85 #define DWriteCreateFactory (*pDWriteCreateFactory) | |
| 86 | |
| 87 static void | |
| 88 unload(HINSTANCE &hinst) | |
| 89 { | |
| 90 if (hinst != NULL) | |
| 91 { | |
| 92 FreeLibrary(hinst); | |
| 93 hinst = NULL; | |
| 94 } | |
| 95 } | |
| 96 #endif // DYNAMIC_DIRECTX | |
| 97 | |
| 98 template <class T> inline void SafeRelease(T **ppT) | |
| 99 { | |
| 100 if (*ppT) | |
| 101 { | |
| 102 (*ppT)->Release(); | |
| 103 *ppT = NULL; | |
| 104 } | |
| 105 } | |
| 106 | |
| 107 static DWRITE_PIXEL_GEOMETRY | |
| 108 ToPixelGeometry(int value) | |
| 109 { | |
| 110 switch (value) | |
| 111 { | |
| 112 default: | |
| 113 case 0: | |
| 114 return DWRITE_PIXEL_GEOMETRY_FLAT; | |
| 115 case 1: | |
| 116 return DWRITE_PIXEL_GEOMETRY_RGB; | |
| 117 case 2: | |
| 118 return DWRITE_PIXEL_GEOMETRY_BGR; | |
| 119 } | |
| 120 } | |
| 121 | |
| 122 static int | |
| 123 ToInt(DWRITE_PIXEL_GEOMETRY value) | |
| 124 { | |
| 125 switch (value) | |
| 126 { | |
| 127 case DWRITE_PIXEL_GEOMETRY_FLAT: | |
| 128 return 0; | |
| 129 case DWRITE_PIXEL_GEOMETRY_RGB: | |
| 130 return 1; | |
| 131 case DWRITE_PIXEL_GEOMETRY_BGR: | |
| 132 return 2; | |
| 133 default: | |
| 134 return -1; | |
| 135 } | |
| 136 } | |
| 137 | |
| 138 static DWRITE_RENDERING_MODE | |
| 139 ToRenderingMode(int value) | |
| 140 { | |
| 141 switch (value) | |
| 142 { | |
| 143 default: | |
| 144 case 0: | |
| 145 return DWRITE_RENDERING_MODE_DEFAULT; | |
| 146 case 1: | |
| 147 return DWRITE_RENDERING_MODE_ALIASED; | |
| 148 case 2: | |
| 149 return DWRITE_RENDERING_MODE_CLEARTYPE_GDI_CLASSIC; | |
| 150 case 3: | |
| 151 return DWRITE_RENDERING_MODE_CLEARTYPE_GDI_NATURAL; | |
| 152 case 4: | |
| 153 return DWRITE_RENDERING_MODE_CLEARTYPE_NATURAL; | |
| 154 case 5: | |
| 155 return DWRITE_RENDERING_MODE_CLEARTYPE_NATURAL_SYMMETRIC; | |
| 156 case 6: | |
| 157 return DWRITE_RENDERING_MODE_OUTLINE; | |
| 158 } | |
| 159 } | |
| 160 | |
| 161 static D2D1_TEXT_ANTIALIAS_MODE | |
| 162 ToTextAntialiasMode(int value) | |
| 163 { | |
| 164 switch (value) | |
| 165 { | |
| 166 default: | |
| 167 case 0: | |
| 168 return D2D1_TEXT_ANTIALIAS_MODE_DEFAULT; | |
| 169 case 1: | |
| 170 return D2D1_TEXT_ANTIALIAS_MODE_CLEARTYPE; | |
| 171 case 2: | |
| 172 return D2D1_TEXT_ANTIALIAS_MODE_GRAYSCALE; | |
| 173 case 3: | |
| 174 return D2D1_TEXT_ANTIALIAS_MODE_ALIASED; | |
| 175 } | |
| 176 } | |
| 177 | |
| 178 static int | |
| 179 ToInt(DWRITE_RENDERING_MODE value) | |
| 180 { | |
| 181 switch (value) | |
| 182 { | |
| 183 case DWRITE_RENDERING_MODE_DEFAULT: | |
| 184 return 0; | |
| 185 case DWRITE_RENDERING_MODE_ALIASED: | |
| 186 return 1; | |
| 187 case DWRITE_RENDERING_MODE_CLEARTYPE_GDI_CLASSIC: | |
| 188 return 2; | |
| 189 case DWRITE_RENDERING_MODE_CLEARTYPE_GDI_NATURAL: | |
| 190 return 3; | |
| 191 case DWRITE_RENDERING_MODE_CLEARTYPE_NATURAL: | |
| 192 return 4; | |
| 193 case DWRITE_RENDERING_MODE_CLEARTYPE_NATURAL_SYMMETRIC: | |
| 194 return 5; | |
| 195 case DWRITE_RENDERING_MODE_OUTLINE: | |
| 196 return 6; | |
| 197 default: | |
| 198 return -1; | |
| 199 } | |
| 200 } | |
| 201 | |
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202 class FontCache { |
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203 public: |
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204 struct Item { |
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205 HFONT hFont; |
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206 IDWriteTextFormat* pTextFormat; |
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207 DWRITE_FONT_WEIGHT fontWeight; |
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208 DWRITE_FONT_STYLE fontStyle; |
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209 Item() : hFont(NULL), pTextFormat(NULL) {} |
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210 }; |
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211 |
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212 private: |
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213 int mSize; |
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214 Item *mItems; |
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215 |
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216 public: |
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217 FontCache(int size = 2) : |
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218 mSize(size), |
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219 mItems(new Item[size]) |
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220 { |
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221 } |
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222 |
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223 ~FontCache() |
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224 { |
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225 for (int i = 0; i < mSize; ++i) |
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226 SafeRelease(&mItems[i].pTextFormat); |
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227 delete[] mItems; |
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228 } |
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229 |
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230 bool get(HFONT hFont, Item &item) |
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231 { |
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232 int n = find(hFont); |
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233 if (n < 0) |
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234 return false; |
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235 item = mItems[n]; |
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236 slide(n); |
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237 return true; |
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238 } |
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239 |
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240 void put(const Item& item) |
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241 { |
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242 int n = find(item.hFont); |
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243 if (n < 0) |
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244 n = mSize - 1; |
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245 if (mItems[n].pTextFormat != item.pTextFormat) |
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246 { |
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247 SafeRelease(&mItems[n].pTextFormat); |
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248 if (item.pTextFormat != NULL) |
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249 item.pTextFormat->AddRef(); |
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250 } |
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251 mItems[n] = item; |
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252 slide(n); |
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253 } |
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254 |
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255 private: |
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256 int find(HFONT hFont) |
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257 { |
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258 for (int i = 0; i < mSize; ++i) |
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259 { |
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260 if (mItems[i].hFont == hFont) |
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261 return i; |
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262 } |
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263 return -1; |
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264 } |
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265 |
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266 void slide(int nextTop) |
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267 { |
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268 if (nextTop == 0) |
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269 return; |
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270 Item tmp = mItems[nextTop]; |
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271 for (int i = nextTop - 1; i >= 0; --i) |
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272 mItems[i + 1] = mItems[i]; |
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273 mItems[0] = tmp; |
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274 } |
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275 }; |
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276 |
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277 enum DrawingMode { |
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278 DM_GDI = 0, |
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279 DM_DIRECTX = 1, |
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280 DM_INTEROP = 2, |
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281 }; |
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282 |
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283 struct DWriteContext { |
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284 HDC mHDC; |
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285 RECT mBindRect; |
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286 DrawingMode mDMode; |
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287 HDC mInteropHDC; |
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288 bool mDrawing; |
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289 bool mFallbackDC; |
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290 |
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291 ID2D1Factory *mD2D1Factory; |
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292 |
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293 ID2D1DCRenderTarget *mRT; |
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294 ID2D1GdiInteropRenderTarget *mGDIRT; |
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295 ID2D1SolidColorBrush *mBrush; |
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296 ID2D1Bitmap *mBitmap; |
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297 |
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298 IDWriteFactory *mDWriteFactory; |
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299 #ifdef FEAT_DIRECTX_COLOR_EMOJI |
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300 IDWriteFactory2 *mDWriteFactory2; |
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301 #endif |
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302 |
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303 IDWriteGdiInterop *mGdiInterop; |
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304 IDWriteRenderingParams *mRenderingParams; |
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305 |
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306 FontCache mFontCache; |
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307 IDWriteTextFormat *mTextFormat; |
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308 DWRITE_FONT_WEIGHT mFontWeight; |
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309 DWRITE_FONT_STYLE mFontStyle; |
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310 |
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311 D2D1_TEXT_ANTIALIAS_MODE mTextAntialiasMode; |
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312 |
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313 // METHODS |
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314 |
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315 DWriteContext(); |
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316 |
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317 virtual ~DWriteContext(); |
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318 |
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319 HRESULT CreateDeviceResources(); |
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320 |
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321 void DiscardDeviceResources(); |
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322 |
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323 HRESULT CreateTextFormatFromLOGFONT(const LOGFONTW &logFont, |
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324 IDWriteTextFormat **ppTextFormat); |
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325 |
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326 HRESULT SetFontByLOGFONT(const LOGFONTW &logFont); |
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327 |
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328 void SetFont(HFONT hFont); |
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329 |
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330 void Rebind(); |
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331 |
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332 void BindDC(HDC hdc, const RECT *rect); |
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333 |
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334 HRESULT SetDrawingMode(DrawingMode mode); |
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335 |
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336 ID2D1Brush* SolidBrush(COLORREF color); |
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337 |
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338 void DrawText(const WCHAR *text, int len, |
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339 int x, int y, int w, int h, int cellWidth, COLORREF color, |
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340 UINT fuOptions, const RECT *lprc, const INT *lpDx); |
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341 |
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342 void FillRect(const RECT *rc, COLORREF color); |
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343 |
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344 void DrawLine(int x1, int y1, int x2, int y2, COLORREF color); |
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345 |
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346 void SetPixel(int x, int y, COLORREF color); |
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347 |
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348 void Scroll(int x, int y, const RECT *rc); |
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349 |
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350 void Flush(); |
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351 |
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352 void SetRenderingParams( |
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353 const DWriteRenderingParams *params); |
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354 |
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355 DWriteRenderingParams *GetRenderingParams( |
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356 DWriteRenderingParams *params); |
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357 }; |
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358 |
| 6110 | 359 class AdjustedGlyphRun : public DWRITE_GLYPH_RUN |
| 360 { | |
| 361 private: | |
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362 FLOAT &mAccum; |
| 6110 | 363 FLOAT mDelta; |
| 364 FLOAT *mAdjustedAdvances; | |
| 365 | |
| 366 public: | |
| 367 AdjustedGlyphRun( | |
| 368 const DWRITE_GLYPH_RUN *glyphRun, | |
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369 FLOAT cellWidth, |
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370 FLOAT &accum) : |
| 6110 | 371 DWRITE_GLYPH_RUN(*glyphRun), |
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372 mAccum(accum), |
| 6110 | 373 mDelta(0.0f), |
| 374 mAdjustedAdvances(new FLOAT[glyphRun->glyphCount]) | |
| 375 { | |
| 376 assert(cellWidth != 0.0f); | |
| 377 for (UINT32 i = 0; i < glyphRun->glyphCount; ++i) | |
| 378 { | |
| 379 FLOAT orig = glyphRun->glyphAdvances[i]; | |
| 380 FLOAT adjusted = adjustToCell(orig, cellWidth); | |
| 381 mAdjustedAdvances[i] = adjusted; | |
| 382 mDelta += adjusted - orig; | |
| 383 } | |
| 384 glyphAdvances = mAdjustedAdvances; | |
| 385 } | |
| 386 | |
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387 ~AdjustedGlyphRun() |
| 6110 | 388 { |
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389 mAccum += mDelta; |
| 6110 | 390 delete[] mAdjustedAdvances; |
| 391 } | |
| 392 | |
| 393 static FLOAT adjustToCell(FLOAT value, FLOAT cellWidth) | |
| 394 { | |
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395 int cellCount = int(floor(value / cellWidth + 0.5f)); |
| 6110 | 396 if (cellCount < 1) |
| 397 cellCount = 1; | |
| 398 return cellCount * cellWidth; | |
| 399 } | |
| 400 }; | |
| 401 | |
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402 struct TextRendererContext { |
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403 // const fields. |
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404 COLORREF color; |
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405 FLOAT cellWidth; |
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406 |
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407 // working fields. |
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408 FLOAT offsetX; |
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409 }; |
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410 |
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411 class TextRenderer FINAL : public IDWriteTextRenderer |
| 6110 | 412 { |
| 413 public: | |
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414 TextRenderer( |
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415 DWriteContext* pDWC) : |
| 6110 | 416 cRefCount_(0), |
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417 pDWC_(pDWC) |
| 6110 | 418 { |
| 419 AddRef(); | |
| 420 } | |
| 421 | |
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422 // add "virtual" to avoid a compiler warning |
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423 virtual ~TextRenderer() |
| 6110 | 424 { |
| 425 } | |
| 426 | |
| 427 IFACEMETHOD(IsPixelSnappingDisabled)( | |
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428 __maybenull void* clientDrawingContext UNUSED, |
| 6110 | 429 __out BOOL* isDisabled) |
| 430 { | |
| 431 *isDisabled = FALSE; | |
| 432 return S_OK; | |
| 433 } | |
| 434 | |
| 435 IFACEMETHOD(GetCurrentTransform)( | |
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436 __maybenull void* clientDrawingContext UNUSED, |
| 6110 | 437 __out DWRITE_MATRIX* transform) |
| 438 { | |
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439 // forward the render target's transform |
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440 pDWC_->mRT->GetTransform( |
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441 reinterpret_cast<D2D1_MATRIX_3X2_F*>(transform)); |
| 6110 | 442 return S_OK; |
| 443 } | |
| 444 | |
| 445 IFACEMETHOD(GetPixelsPerDip)( | |
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446 __maybenull void* clientDrawingContext UNUSED, |
| 6110 | 447 __out FLOAT* pixelsPerDip) |
| 448 { | |
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449 float dpiX, unused; |
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450 pDWC_->mRT->GetDpi(&dpiX, &unused); |
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451 *pixelsPerDip = dpiX / 96.0f; |
| 6110 | 452 return S_OK; |
| 453 } | |
| 454 | |
| 455 IFACEMETHOD(DrawUnderline)( | |
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456 __maybenull void* clientDrawingContext UNUSED, |
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457 FLOAT baselineOriginX UNUSED, |
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458 FLOAT baselineOriginY UNUSED, |
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459 __in DWRITE_UNDERLINE const* underline UNUSED, |
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460 IUnknown* clientDrawingEffect UNUSED) |
| 6110 | 461 { |
| 462 return E_NOTIMPL; | |
| 463 } | |
| 464 | |
| 465 IFACEMETHOD(DrawStrikethrough)( | |
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466 __maybenull void* clientDrawingContext UNUSED, |
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467 FLOAT baselineOriginX UNUSED, |
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468 FLOAT baselineOriginY UNUSED, |
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469 __in DWRITE_STRIKETHROUGH const* strikethrough UNUSED, |
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470 IUnknown* clientDrawingEffect UNUSED) |
| 6110 | 471 { |
| 472 return E_NOTIMPL; | |
| 473 } | |
| 474 | |
| 475 IFACEMETHOD(DrawInlineObject)( | |
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476 __maybenull void* clientDrawingContext UNUSED, |
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477 FLOAT originX UNUSED, |
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478 FLOAT originY UNUSED, |
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479 IDWriteInlineObject* inlineObject UNUSED, |
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480 BOOL isSideways UNUSED, |
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481 BOOL isRightToLeft UNUSED, |
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482 IUnknown* clientDrawingEffect UNUSED) |
| 6110 | 483 { |
| 484 return E_NOTIMPL; | |
| 485 } | |
| 486 | |
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487 IFACEMETHOD(DrawGlyphRun)( |
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488 __maybenull void* clientDrawingContext, |
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489 FLOAT baselineOriginX, |
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490 FLOAT baselineOriginY, |
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491 DWRITE_MEASURING_MODE measuringMode UNUSED, |
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492 __in DWRITE_GLYPH_RUN const* glyphRun, |
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493 __in DWRITE_GLYPH_RUN_DESCRIPTION const* glyphRunDescription UNUSED, |
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494 IUnknown* clientDrawingEffect UNUSED) |
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495 { |
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496 TextRendererContext *context = |
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497 reinterpret_cast<TextRendererContext*>(clientDrawingContext); |
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498 |
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499 AdjustedGlyphRun adjustedGlyphRun(glyphRun, context->cellWidth, |
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500 context->offsetX); |
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501 |
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502 #ifdef FEAT_DIRECTX_COLOR_EMOJI |
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503 if (pDWC_->mDWriteFactory2 != NULL) |
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504 { |
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505 IDWriteColorGlyphRunEnumerator *enumerator = NULL; |
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506 HRESULT hr = pDWC_->mDWriteFactory2->TranslateColorGlyphRun( |
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507 baselineOriginX + context->offsetX, |
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508 baselineOriginY, |
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509 &adjustedGlyphRun, |
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510 NULL, |
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511 DWRITE_MEASURING_MODE_GDI_NATURAL, |
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512 NULL, |
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513 0, |
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514 &enumerator); |
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515 if (SUCCEEDED(hr)) |
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516 { |
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517 // Draw by IDWriteFactory2 for color emoji |
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518 BOOL hasRun = TRUE; |
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519 enumerator->MoveNext(&hasRun); |
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520 while (hasRun) |
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521 { |
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522 const DWRITE_COLOR_GLYPH_RUN* colorGlyphRun; |
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523 enumerator->GetCurrentRun(&colorGlyphRun); |
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524 |
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525 pDWC_->mBrush->SetColor(colorGlyphRun->runColor); |
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526 pDWC_->mRT->DrawGlyphRun( |
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527 D2D1::Point2F( |
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528 colorGlyphRun->baselineOriginX, |
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529 colorGlyphRun->baselineOriginY), |
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530 &colorGlyphRun->glyphRun, |
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531 pDWC_->mBrush, |
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532 DWRITE_MEASURING_MODE_NATURAL); |
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533 enumerator->MoveNext(&hasRun); |
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534 } |
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535 SafeRelease(&enumerator); |
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536 return S_OK; |
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537 } |
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538 } |
|
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539 #endif |
|
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540 |
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541 // Draw by IDWriteFactory (without color emoji) |
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542 pDWC_->mRT->DrawGlyphRun( |
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543 D2D1::Point2F( |
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544 baselineOriginX + context->offsetX, |
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545 baselineOriginY), |
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546 &adjustedGlyphRun, |
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547 pDWC_->SolidBrush(context->color), |
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548 DWRITE_MEASURING_MODE_NATURAL); |
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549 return S_OK; |
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550 } |
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551 |
| 6110 | 552 public: |
| 553 IFACEMETHOD_(unsigned long, AddRef) () | |
| 554 { | |
| 555 return InterlockedIncrement(&cRefCount_); | |
| 556 } | |
| 557 | |
| 558 IFACEMETHOD_(unsigned long, Release) () | |
| 559 { | |
| 560 long newCount = InterlockedDecrement(&cRefCount_); | |
| 561 | |
| 562 if (newCount == 0) | |
| 563 { | |
| 564 delete this; | |
| 565 return 0; | |
| 566 } | |
| 567 return newCount; | |
| 568 } | |
| 569 | |
| 570 IFACEMETHOD(QueryInterface)( | |
| 571 IID const& riid, | |
| 572 void** ppvObject) | |
| 573 { | |
| 574 if (__uuidof(IDWriteTextRenderer) == riid) | |
| 575 { | |
| 576 *ppvObject = this; | |
| 577 } | |
| 578 else if (__uuidof(IDWritePixelSnapping) == riid) | |
| 579 { | |
| 580 *ppvObject = this; | |
| 581 } | |
| 582 else if (__uuidof(IUnknown) == riid) | |
| 583 { | |
| 584 *ppvObject = this; | |
| 585 } | |
| 586 else | |
| 587 { | |
| 588 *ppvObject = NULL; | |
| 589 return E_FAIL; | |
| 590 } | |
| 591 | |
| 592 return S_OK; | |
| 593 } | |
| 594 | |
| 595 private: | |
| 6120 | 596 long cRefCount_; |
|
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597 DWriteContext* pDWC_; |
| 6110 | 598 }; |
| 599 | |
| 600 DWriteContext::DWriteContext() : | |
|
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601 mHDC(NULL), |
|
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602 mBindRect(), |
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603 mDMode(DM_GDI), |
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604 mInteropHDC(NULL), |
| 6110 | 605 mDrawing(false), |
|
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606 mFallbackDC(false), |
| 6110 | 607 mD2D1Factory(NULL), |
| 608 mRT(NULL), | |
|
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609 mGDIRT(NULL), |
| 6110 | 610 mBrush(NULL), |
|
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611 mBitmap(NULL), |
| 6110 | 612 mDWriteFactory(NULL), |
|
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613 #ifdef FEAT_DIRECTX_COLOR_EMOJI |
|
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614 mDWriteFactory2(NULL), |
|
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615 #endif |
| 6110 | 616 mGdiInterop(NULL), |
| 617 mRenderingParams(NULL), | |
|
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618 mFontCache(8), |
| 6110 | 619 mTextFormat(NULL), |
| 620 mFontWeight(DWRITE_FONT_WEIGHT_NORMAL), | |
| 621 mFontStyle(DWRITE_FONT_STYLE_NORMAL), | |
| 622 mTextAntialiasMode(D2D1_TEXT_ANTIALIAS_MODE_DEFAULT) | |
| 623 { | |
| 624 HRESULT hr; | |
| 625 | |
| 626 hr = D2D1CreateFactory(D2D1_FACTORY_TYPE_SINGLE_THREADED, | |
| 627 __uuidof(ID2D1Factory), NULL, | |
| 628 reinterpret_cast<void**>(&mD2D1Factory)); | |
| 629 _RPT2(_CRT_WARN, "D2D1CreateFactory: hr=%p p=%p\n", hr, mD2D1Factory); | |
| 630 | |
| 631 if (SUCCEEDED(hr)) | |
| 632 { | |
| 633 hr = DWriteCreateFactory( | |
| 634 DWRITE_FACTORY_TYPE_SHARED, | |
| 635 __uuidof(IDWriteFactory), | |
| 636 reinterpret_cast<IUnknown**>(&mDWriteFactory)); | |
| 637 _RPT2(_CRT_WARN, "DWriteCreateFactory: hr=%p p=%p\n", hr, | |
| 638 mDWriteFactory); | |
| 639 } | |
| 640 | |
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641 #ifdef FEAT_DIRECTX_COLOR_EMOJI |
| 6110 | 642 if (SUCCEEDED(hr)) |
| 643 { | |
|
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644 DWriteCreateFactory( |
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645 DWRITE_FACTORY_TYPE_SHARED, |
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646 __uuidof(IDWriteFactory2), |
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647 reinterpret_cast<IUnknown**>(&mDWriteFactory2)); |
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648 _RPT1(_CRT_WARN, "IDWriteFactory2: %s\n", SUCCEEDED(hr) ? "available" : "not available"); |
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649 } |
|
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650 #endif |
|
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651 |
|
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652 if (SUCCEEDED(hr)) |
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653 { |
| 6110 | 654 hr = mDWriteFactory->GetGdiInterop(&mGdiInterop); |
| 655 _RPT2(_CRT_WARN, "GetGdiInterop: hr=%p p=%p\n", hr, mGdiInterop); | |
| 656 } | |
| 657 | |
| 658 if (SUCCEEDED(hr)) | |
| 659 { | |
| 660 hr = mDWriteFactory->CreateRenderingParams(&mRenderingParams); | |
| 661 _RPT2(_CRT_WARN, "CreateRenderingParams: hr=%p p=%p\n", hr, | |
| 662 mRenderingParams); | |
| 663 } | |
| 664 } | |
| 665 | |
| 666 DWriteContext::~DWriteContext() | |
| 667 { | |
| 668 SafeRelease(&mTextFormat); | |
| 669 SafeRelease(&mRenderingParams); | |
| 670 SafeRelease(&mGdiInterop); | |
| 671 SafeRelease(&mDWriteFactory); | |
|
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672 #ifdef FEAT_DIRECTX_COLOR_EMOJI |
|
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673 SafeRelease(&mDWriteFactory2); |
|
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674 #endif |
|
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675 SafeRelease(&mBitmap); |
| 6110 | 676 SafeRelease(&mBrush); |
|
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677 SafeRelease(&mGDIRT); |
| 6110 | 678 SafeRelease(&mRT); |
| 679 SafeRelease(&mD2D1Factory); | |
| 680 } | |
| 681 | |
| 682 HRESULT | |
|
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683 DWriteContext::CreateDeviceResources() |
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684 { |
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685 HRESULT hr; |
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686 |
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687 if (mRT != NULL) |
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688 return S_OK; |
|
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689 |
|
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690 D2D1_RENDER_TARGET_PROPERTIES props = { |
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691 D2D1_RENDER_TARGET_TYPE_DEFAULT, |
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692 { DXGI_FORMAT_B8G8R8A8_UNORM, D2D1_ALPHA_MODE_IGNORE }, |
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693 0, 0, |
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694 D2D1_RENDER_TARGET_USAGE_GDI_COMPATIBLE, |
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695 D2D1_FEATURE_LEVEL_DEFAULT |
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696 }; |
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697 hr = mD2D1Factory->CreateDCRenderTarget(&props, &mRT); |
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698 _RPT2(_CRT_WARN, "CreateDCRenderTarget: hr=%p p=%p\n", hr, mRT); |
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699 |
|
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700 if (SUCCEEDED(hr)) |
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701 { |
|
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702 // This always succeeds. |
|
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703 mRT->QueryInterface( |
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704 __uuidof(ID2D1GdiInteropRenderTarget), |
|
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705 reinterpret_cast<void**>(&mGDIRT)); |
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706 _RPT1(_CRT_WARN, "GdiInteropRenderTarget: p=%p\n", mGDIRT); |
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707 } |
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|
708 |
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709 if (SUCCEEDED(hr)) |
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710 { |
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711 hr = mRT->CreateSolidColorBrush( |
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712 D2D1::ColorF(D2D1::ColorF::Black), |
|
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713 &mBrush); |
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714 _RPT2(_CRT_WARN, "CreateSolidColorBrush: hr=%p p=%p\n", hr, mBrush); |
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715 } |
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|
716 |
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717 if (SUCCEEDED(hr)) |
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718 Rebind(); |
|
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719 |
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720 return hr; |
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721 } |
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|
722 |
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|
723 void |
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724 DWriteContext::DiscardDeviceResources() |
|
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725 { |
|
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726 SafeRelease(&mBitmap); |
|
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727 SafeRelease(&mBrush); |
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728 SafeRelease(&mGDIRT); |
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729 SafeRelease(&mRT); |
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730 } |
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|
731 |
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|
732 HRESULT |
|
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733 DWriteContext::CreateTextFormatFromLOGFONT(const LOGFONTW &logFont, |
|
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734 IDWriteTextFormat **ppTextFormat) |
| 6110 | 735 { |
|
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736 // Most of this function is copied from: https://github.com/Microsoft/Windows-classic-samples/blob/master/Samples/Win7Samples/multimedia/DirectWrite/RenderTest/TextHelpers.cpp |
| 6110 | 737 HRESULT hr = S_OK; |
|
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738 IDWriteTextFormat *pTextFormat = NULL; |
| 6110 | 739 |
| 740 IDWriteFont *font = NULL; | |
| 741 IDWriteFontFamily *fontFamily = NULL; | |
| 742 IDWriteLocalizedStrings *localizedFamilyNames = NULL; | |
|
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743 float fontSize = 0; |
| 6110 | 744 |
| 745 if (SUCCEEDED(hr)) | |
| 746 { | |
| 747 hr = mGdiInterop->CreateFontFromLOGFONT(&logFont, &font); | |
| 748 } | |
| 749 | |
| 750 // Get the font family to which this font belongs. | |
| 751 if (SUCCEEDED(hr)) | |
| 752 { | |
| 753 hr = font->GetFontFamily(&fontFamily); | |
| 754 } | |
| 755 | |
| 756 // Get the family names. This returns an object that encapsulates one or | |
| 757 // more names with the same meaning but in different languages. | |
| 758 if (SUCCEEDED(hr)) | |
| 759 { | |
| 760 hr = fontFamily->GetFamilyNames(&localizedFamilyNames); | |
| 761 } | |
| 762 | |
| 763 // Get the family name at index zero. If we were going to display the name | |
| 764 // we'd want to try to find one that matched the use locale, but for | |
| 765 // purposes of creating a text format object any language will do. | |
| 766 | |
| 767 wchar_t familyName[100]; | |
| 768 if (SUCCEEDED(hr)) | |
| 769 { | |
| 770 hr = localizedFamilyNames->GetString(0, familyName, | |
| 771 ARRAYSIZE(familyName)); | |
| 772 } | |
| 773 | |
| 774 if (SUCCEEDED(hr)) | |
| 775 { | |
|
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776 // Use lfHeight of the LOGFONT as font size. |
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777 fontSize = float(logFont.lfHeight); |
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|
778 |
|
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779 if (fontSize < 0) |
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780 { |
|
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781 // Negative lfHeight represents the size of the em unit. |
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782 fontSize = -fontSize; |
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|
783 } |
|
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|
784 else |
| 6110 | 785 { |
|
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786 // Positive lfHeight represents the cell height (ascent + |
|
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|
787 // descent). |
|
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|
788 DWRITE_FONT_METRICS fontMetrics; |
|
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|
789 font->GetMetrics(&fontMetrics); |
| 6110 | 790 |
|
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|
791 // Convert the cell height (ascent + descent) from design units |
|
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792 // to ems. |
|
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793 float cellHeight = static_cast<float>( |
|
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|
794 fontMetrics.ascent + fontMetrics.descent) |
|
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|
795 / fontMetrics.designUnitsPerEm; |
| 6110 | 796 |
|
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|
797 // Divide the font size by the cell height to get the font em |
|
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|
798 // size. |
|
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|
799 fontSize /= cellHeight; |
| 6110 | 800 } |
| 801 } | |
| 802 | |
| 803 // The text format includes a locale name. Ideally, this would be the | |
| 804 // language of the text, which may or may not be the same as the primary | |
| 805 // language of the user. However, for our purposes the user locale will do. | |
| 806 wchar_t localeName[LOCALE_NAME_MAX_LENGTH]; | |
| 807 if (SUCCEEDED(hr)) | |
| 808 { | |
| 809 if (GetUserDefaultLocaleName(localeName, LOCALE_NAME_MAX_LENGTH) == 0) | |
| 810 hr = HRESULT_FROM_WIN32(GetLastError()); | |
| 811 } | |
| 812 | |
| 813 if (SUCCEEDED(hr)) | |
| 814 { | |
| 815 // Create the text format object. | |
| 816 hr = mDWriteFactory->CreateTextFormat( | |
| 817 familyName, | |
| 818 NULL, // no custom font collection | |
| 819 font->GetWeight(), | |
| 820 font->GetStyle(), | |
| 821 font->GetStretch(), | |
| 822 fontSize, | |
| 823 localeName, | |
|
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|
824 &pTextFormat); |
| 6110 | 825 } |
| 826 | |
| 827 if (SUCCEEDED(hr)) | |
|
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changeset
|
828 hr = pTextFormat->SetTextAlignment(DWRITE_TEXT_ALIGNMENT_LEADING); |
|
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changeset
|
829 |
|
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changeset
|
830 if (SUCCEEDED(hr)) |
|
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changeset
|
831 hr = pTextFormat->SetParagraphAlignment( |
|
16007
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patch 8.1.1009: MS-Windows: some text is not baseline aligned
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changeset
|
832 DWRITE_PARAGRAPH_ALIGNMENT_FAR); |
|
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changeset
|
833 |
|
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changeset
|
834 if (SUCCEEDED(hr)) |
|
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|
835 hr = pTextFormat->SetWordWrapping(DWRITE_WORD_WRAPPING_NO_WRAP); |
|
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changeset
|
836 |
|
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|
837 SafeRelease(&localizedFamilyNames); |
|
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|
838 SafeRelease(&fontFamily); |
|
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|
839 SafeRelease(&font); |
|
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changeset
|
840 |
|
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changeset
|
841 if (SUCCEEDED(hr)) |
|
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|
842 *ppTextFormat = pTextFormat; |
|
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changeset
|
843 else |
|
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changeset
|
844 SafeRelease(&pTextFormat); |
|
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changeset
|
845 |
|
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changeset
|
846 return hr; |
|
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changeset
|
847 } |
|
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changeset
|
848 |
|
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|
849 HRESULT |
|
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|
850 DWriteContext::SetFontByLOGFONT(const LOGFONTW &logFont) |
|
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|
851 { |
|
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|
852 HRESULT hr = S_OK; |
|
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|
853 IDWriteTextFormat *pTextFormat = NULL; |
|
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changeset
|
854 |
|
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changeset
|
855 hr = CreateTextFormatFromLOGFONT(logFont, &pTextFormat); |
|
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changeset
|
856 |
|
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changeset
|
857 if (SUCCEEDED(hr)) |
| 6110 | 858 { |
|
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|
859 SafeRelease(&mTextFormat); |
|
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changeset
|
860 mTextFormat = pTextFormat; |
| 6110 | 861 mFontWeight = static_cast<DWRITE_FONT_WEIGHT>(logFont.lfWeight); |
| 862 mFontStyle = logFont.lfItalic ? DWRITE_FONT_STYLE_ITALIC | |
| 863 : DWRITE_FONT_STYLE_NORMAL; | |
| 864 } | |
| 865 | |
| 866 return hr; | |
| 867 } | |
| 868 | |
| 869 void | |
| 870 DWriteContext::SetFont(HFONT hFont) | |
| 871 { | |
|
12934
2ebc3df65ca2
patch 8.0.1343: MS-Windows: does not show colored emojis
Christian Brabandt <cb@256bit.org>
parents:
8641
diff
changeset
|
872 FontCache::Item item; |
|
2ebc3df65ca2
patch 8.0.1343: MS-Windows: does not show colored emojis
Christian Brabandt <cb@256bit.org>
parents:
8641
diff
changeset
|
873 if (mFontCache.get(hFont, item)) |
| 6110 | 874 { |
|
12934
2ebc3df65ca2
patch 8.0.1343: MS-Windows: does not show colored emojis
Christian Brabandt <cb@256bit.org>
parents:
8641
diff
changeset
|
875 if (item.pTextFormat != NULL) |
| 6110 | 876 { |
|
12934
2ebc3df65ca2
patch 8.0.1343: MS-Windows: does not show colored emojis
Christian Brabandt <cb@256bit.org>
parents:
8641
diff
changeset
|
877 item.pTextFormat->AddRef(); |
|
2ebc3df65ca2
patch 8.0.1343: MS-Windows: does not show colored emojis
Christian Brabandt <cb@256bit.org>
parents:
8641
diff
changeset
|
878 SafeRelease(&mTextFormat); |
|
2ebc3df65ca2
patch 8.0.1343: MS-Windows: does not show colored emojis
Christian Brabandt <cb@256bit.org>
parents:
8641
diff
changeset
|
879 mTextFormat = item.pTextFormat; |
|
2ebc3df65ca2
patch 8.0.1343: MS-Windows: does not show colored emojis
Christian Brabandt <cb@256bit.org>
parents:
8641
diff
changeset
|
880 mFontWeight = item.fontWeight; |
|
2ebc3df65ca2
patch 8.0.1343: MS-Windows: does not show colored emojis
Christian Brabandt <cb@256bit.org>
parents:
8641
diff
changeset
|
881 mFontStyle = item.fontStyle; |
|
2ebc3df65ca2
patch 8.0.1343: MS-Windows: does not show colored emojis
Christian Brabandt <cb@256bit.org>
parents:
8641
diff
changeset
|
882 mFallbackDC = false; |
| 6110 | 883 } |
|
12934
2ebc3df65ca2
patch 8.0.1343: MS-Windows: does not show colored emojis
Christian Brabandt <cb@256bit.org>
parents:
8641
diff
changeset
|
884 else |
|
2ebc3df65ca2
patch 8.0.1343: MS-Windows: does not show colored emojis
Christian Brabandt <cb@256bit.org>
parents:
8641
diff
changeset
|
885 mFallbackDC = true; |
|
2ebc3df65ca2
patch 8.0.1343: MS-Windows: does not show colored emojis
Christian Brabandt <cb@256bit.org>
parents:
8641
diff
changeset
|
886 return; |
| 6110 | 887 } |
|
12934
2ebc3df65ca2
patch 8.0.1343: MS-Windows: does not show colored emojis
Christian Brabandt <cb@256bit.org>
parents:
8641
diff
changeset
|
888 |
|
2ebc3df65ca2
patch 8.0.1343: MS-Windows: does not show colored emojis
Christian Brabandt <cb@256bit.org>
parents:
8641
diff
changeset
|
889 HRESULT hr = E_FAIL; |
|
2ebc3df65ca2
patch 8.0.1343: MS-Windows: does not show colored emojis
Christian Brabandt <cb@256bit.org>
parents:
8641
diff
changeset
|
890 LOGFONTW lf; |
|
2ebc3df65ca2
patch 8.0.1343: MS-Windows: does not show colored emojis
Christian Brabandt <cb@256bit.org>
parents:
8641
diff
changeset
|
891 if (GetObjectW(hFont, sizeof(lf), &lf)) |
|
2ebc3df65ca2
patch 8.0.1343: MS-Windows: does not show colored emojis
Christian Brabandt <cb@256bit.org>
parents:
8641
diff
changeset
|
892 hr = SetFontByLOGFONT(lf); |
|
2ebc3df65ca2
patch 8.0.1343: MS-Windows: does not show colored emojis
Christian Brabandt <cb@256bit.org>
parents:
8641
diff
changeset
|
893 |
|
2ebc3df65ca2
patch 8.0.1343: MS-Windows: does not show colored emojis
Christian Brabandt <cb@256bit.org>
parents:
8641
diff
changeset
|
894 item.hFont = hFont; |
|
2ebc3df65ca2
patch 8.0.1343: MS-Windows: does not show colored emojis
Christian Brabandt <cb@256bit.org>
parents:
8641
diff
changeset
|
895 if (SUCCEEDED(hr)) |
|
2ebc3df65ca2
patch 8.0.1343: MS-Windows: does not show colored emojis
Christian Brabandt <cb@256bit.org>
parents:
8641
diff
changeset
|
896 { |
|
2ebc3df65ca2
patch 8.0.1343: MS-Windows: does not show colored emojis
Christian Brabandt <cb@256bit.org>
parents:
8641
diff
changeset
|
897 item.pTextFormat = mTextFormat; |
|
2ebc3df65ca2
patch 8.0.1343: MS-Windows: does not show colored emojis
Christian Brabandt <cb@256bit.org>
parents:
8641
diff
changeset
|
898 item.fontWeight = mFontWeight; |
|
2ebc3df65ca2
patch 8.0.1343: MS-Windows: does not show colored emojis
Christian Brabandt <cb@256bit.org>
parents:
8641
diff
changeset
|
899 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
|
900 mFallbackDC = false; |
|
12934
2ebc3df65ca2
patch 8.0.1343: MS-Windows: does not show colored emojis
Christian Brabandt <cb@256bit.org>
parents:
8641
diff
changeset
|
901 } |
|
12986
18e6f4addce9
patch 8.0.1369: MS-Windows: drawing underline slow, mFallbackDC not updated
Christian Brabandt <cb@256bit.org>
parents:
12934
diff
changeset
|
902 else |
|
18e6f4addce9
patch 8.0.1369: MS-Windows: drawing underline slow, mFallbackDC not updated
Christian Brabandt <cb@256bit.org>
parents:
12934
diff
changeset
|
903 mFallbackDC = true; |
|
12934
2ebc3df65ca2
patch 8.0.1343: MS-Windows: does not show colored emojis
Christian Brabandt <cb@256bit.org>
parents:
8641
diff
changeset
|
904 mFontCache.put(item); |
| 6110 | 905 } |
| 906 | |
| 907 void | |
|
13150
808625d4b71b
patch 8.0.1449: slow redrawing with DirectX
Christian Brabandt <cb@256bit.org>
parents:
13028
diff
changeset
|
908 DWriteContext::Rebind() |
|
808625d4b71b
patch 8.0.1449: slow redrawing with DirectX
Christian Brabandt <cb@256bit.org>
parents:
13028
diff
changeset
|
909 { |
|
808625d4b71b
patch 8.0.1449: slow redrawing with DirectX
Christian Brabandt <cb@256bit.org>
parents:
13028
diff
changeset
|
910 SafeRelease(&mBitmap); |
|
808625d4b71b
patch 8.0.1449: slow redrawing with DirectX
Christian Brabandt <cb@256bit.org>
parents:
13028
diff
changeset
|
911 |
|
808625d4b71b
patch 8.0.1449: slow redrawing with DirectX
Christian Brabandt <cb@256bit.org>
parents:
13028
diff
changeset
|
912 mRT->BindDC(mHDC, &mBindRect); |
|
808625d4b71b
patch 8.0.1449: slow redrawing with DirectX
Christian Brabandt <cb@256bit.org>
parents:
13028
diff
changeset
|
913 mRT->SetTransform(D2D1::IdentityMatrix()); |
|
808625d4b71b
patch 8.0.1449: slow redrawing with DirectX
Christian Brabandt <cb@256bit.org>
parents:
13028
diff
changeset
|
914 |
|
808625d4b71b
patch 8.0.1449: slow redrawing with DirectX
Christian Brabandt <cb@256bit.org>
parents:
13028
diff
changeset
|
915 D2D1_BITMAP_PROPERTIES props = { |
|
808625d4b71b
patch 8.0.1449: slow redrawing with DirectX
Christian Brabandt <cb@256bit.org>
parents:
13028
diff
changeset
|
916 {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
|
917 96.0f, 96.0f |
|
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 mRT->CreateBitmap( |
|
808625d4b71b
patch 8.0.1449: slow redrawing with DirectX
Christian Brabandt <cb@256bit.org>
parents:
13028
diff
changeset
|
920 D2D1::SizeU(mBindRect.right - mBindRect.left, |
|
808625d4b71b
patch 8.0.1449: slow redrawing with DirectX
Christian Brabandt <cb@256bit.org>
parents:
13028
diff
changeset
|
921 mBindRect.bottom - mBindRect.top), |
|
808625d4b71b
patch 8.0.1449: slow redrawing with DirectX
Christian Brabandt <cb@256bit.org>
parents:
13028
diff
changeset
|
922 props, &mBitmap); |
|
808625d4b71b
patch 8.0.1449: slow redrawing with DirectX
Christian Brabandt <cb@256bit.org>
parents:
13028
diff
changeset
|
923 } |
|
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 void |
|
12986
18e6f4addce9
patch 8.0.1369: MS-Windows: drawing underline slow, mFallbackDC not updated
Christian Brabandt <cb@256bit.org>
parents:
12934
diff
changeset
|
926 DWriteContext::BindDC(HDC hdc, const RECT *rect) |
| 6110 | 927 { |
|
12934
2ebc3df65ca2
patch 8.0.1343: MS-Windows: does not show colored emojis
Christian Brabandt <cb@256bit.org>
parents:
8641
diff
changeset
|
928 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
|
929 mBindRect = *rect; |
|
13150
808625d4b71b
patch 8.0.1449: slow redrawing with DirectX
Christian Brabandt <cb@256bit.org>
parents:
13028
diff
changeset
|
930 |
|
808625d4b71b
patch 8.0.1449: slow redrawing with DirectX
Christian Brabandt <cb@256bit.org>
parents:
13028
diff
changeset
|
931 if (mRT == NULL) |
|
808625d4b71b
patch 8.0.1449: slow redrawing with DirectX
Christian Brabandt <cb@256bit.org>
parents:
13028
diff
changeset
|
932 CreateDeviceResources(); |
|
808625d4b71b
patch 8.0.1449: slow redrawing with DirectX
Christian Brabandt <cb@256bit.org>
parents:
13028
diff
changeset
|
933 else |
|
808625d4b71b
patch 8.0.1449: slow redrawing with DirectX
Christian Brabandt <cb@256bit.org>
parents:
13028
diff
changeset
|
934 { |
|
808625d4b71b
patch 8.0.1449: slow redrawing with DirectX
Christian Brabandt <cb@256bit.org>
parents:
13028
diff
changeset
|
935 Flush(); |
|
808625d4b71b
patch 8.0.1449: slow redrawing with DirectX
Christian Brabandt <cb@256bit.org>
parents:
13028
diff
changeset
|
936 Rebind(); |
|
808625d4b71b
patch 8.0.1449: slow redrawing with DirectX
Christian Brabandt <cb@256bit.org>
parents:
13028
diff
changeset
|
937 } |
| 6110 | 938 } |
| 939 | |
|
16091
e8d8650fa625
patch 8.1.1050: blank srceen when DirectWrite failed
Bram Moolenaar <Bram@vim.org>
parents:
16048
diff
changeset
|
940 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
|
941 |
|
12986
18e6f4addce9
patch 8.0.1369: MS-Windows: drawing underline slow, mFallbackDC not updated
Christian Brabandt <cb@256bit.org>
parents:
12934
diff
changeset
|
942 HRESULT |
|
18e6f4addce9
patch 8.0.1369: MS-Windows: drawing underline slow, mFallbackDC not updated
Christian Brabandt <cb@256bit.org>
parents:
12934
diff
changeset
|
943 DWriteContext::SetDrawingMode(DrawingMode mode) |
| 6110 | 944 { |
|
12986
18e6f4addce9
patch 8.0.1369: MS-Windows: drawing underline slow, mFallbackDC not updated
Christian Brabandt <cb@256bit.org>
parents:
12934
diff
changeset
|
945 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
|
946 |
|
18e6f4addce9
patch 8.0.1369: MS-Windows: drawing underline slow, mFallbackDC not updated
Christian Brabandt <cb@256bit.org>
parents:
12934
diff
changeset
|
947 switch (mode) |
|
12934
2ebc3df65ca2
patch 8.0.1343: MS-Windows: does not show colored emojis
Christian Brabandt <cb@256bit.org>
parents:
8641
diff
changeset
|
948 { |
|
12986
18e6f4addce9
patch 8.0.1369: MS-Windows: drawing underline slow, mFallbackDC not updated
Christian Brabandt <cb@256bit.org>
parents:
12934
diff
changeset
|
949 default: |
|
18e6f4addce9
patch 8.0.1369: MS-Windows: drawing underline slow, mFallbackDC not updated
Christian Brabandt <cb@256bit.org>
parents:
12934
diff
changeset
|
950 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
|
951 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
|
952 { |
|
18e6f4addce9
patch 8.0.1369: MS-Windows: drawing underline slow, mFallbackDC not updated
Christian Brabandt <cb@256bit.org>
parents:
12934
diff
changeset
|
953 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
|
954 mInteropHDC = NULL; |
|
18e6f4addce9
patch 8.0.1369: MS-Windows: drawing underline slow, mFallbackDC not updated
Christian Brabandt <cb@256bit.org>
parents:
12934
diff
changeset
|
955 } |
|
18e6f4addce9
patch 8.0.1369: MS-Windows: drawing underline slow, mFallbackDC not updated
Christian Brabandt <cb@256bit.org>
parents:
12934
diff
changeset
|
956 if (mDrawing) |
|
18e6f4addce9
patch 8.0.1369: MS-Windows: drawing underline slow, mFallbackDC not updated
Christian Brabandt <cb@256bit.org>
parents:
12934
diff
changeset
|
957 { |
|
18e6f4addce9
patch 8.0.1369: MS-Windows: drawing underline slow, mFallbackDC not updated
Christian Brabandt <cb@256bit.org>
parents:
12934
diff
changeset
|
958 hr = mRT->EndDraw(); |
|
16539
563163ec0244
patch 8.1.1273: compiler warning in direct write code
Bram Moolenaar <Bram@vim.org>
parents:
16091
diff
changeset
|
959 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
|
960 { |
|
18e6f4addce9
patch 8.0.1369: MS-Windows: drawing underline slow, mFallbackDC not updated
Christian Brabandt <cb@256bit.org>
parents:
12934
diff
changeset
|
961 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
|
962 DiscardDeviceResources(); |
|
18e6f4addce9
patch 8.0.1369: MS-Windows: drawing underline slow, mFallbackDC not updated
Christian Brabandt <cb@256bit.org>
parents:
12934
diff
changeset
|
963 CreateDeviceResources(); |
|
16091
e8d8650fa625
patch 8.1.1050: blank srceen when DirectWrite failed
Bram Moolenaar <Bram@vim.org>
parents:
16048
diff
changeset
|
964 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
|
965 } |
|
18e6f4addce9
patch 8.0.1369: MS-Windows: drawing underline slow, mFallbackDC not updated
Christian Brabandt <cb@256bit.org>
parents:
12934
diff
changeset
|
966 mDrawing = false; |
|
18e6f4addce9
patch 8.0.1369: MS-Windows: drawing underline slow, mFallbackDC not updated
Christian Brabandt <cb@256bit.org>
parents:
12934
diff
changeset
|
967 } |
|
18e6f4addce9
patch 8.0.1369: MS-Windows: drawing underline slow, mFallbackDC not updated
Christian Brabandt <cb@256bit.org>
parents:
12934
diff
changeset
|
968 break; |
|
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 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
|
971 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
|
972 { |
|
18e6f4addce9
patch 8.0.1369: MS-Windows: drawing underline slow, mFallbackDC not updated
Christian Brabandt <cb@256bit.org>
parents:
12934
diff
changeset
|
973 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
|
974 mInteropHDC = NULL; |
|
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 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
|
977 { |
|
18e6f4addce9
patch 8.0.1369: MS-Windows: drawing underline slow, mFallbackDC not updated
Christian Brabandt <cb@256bit.org>
parents:
12934
diff
changeset
|
978 CreateDeviceResources(); |
|
18e6f4addce9
patch 8.0.1369: MS-Windows: drawing underline slow, mFallbackDC not updated
Christian Brabandt <cb@256bit.org>
parents:
12934
diff
changeset
|
979 mRT->BeginDraw(); |
|
18e6f4addce9
patch 8.0.1369: MS-Windows: drawing underline slow, mFallbackDC not updated
Christian Brabandt <cb@256bit.org>
parents:
12934
diff
changeset
|
980 mDrawing = true; |
|
18e6f4addce9
patch 8.0.1369: MS-Windows: drawing underline slow, mFallbackDC not updated
Christian Brabandt <cb@256bit.org>
parents:
12934
diff
changeset
|
981 } |
|
18e6f4addce9
patch 8.0.1369: MS-Windows: drawing underline slow, mFallbackDC not updated
Christian Brabandt <cb@256bit.org>
parents:
12934
diff
changeset
|
982 break; |
|
18e6f4addce9
patch 8.0.1369: MS-Windows: drawing underline slow, mFallbackDC not updated
Christian Brabandt <cb@256bit.org>
parents:
12934
diff
changeset
|
983 |
|
18e6f4addce9
patch 8.0.1369: MS-Windows: drawing underline slow, mFallbackDC not updated
Christian Brabandt <cb@256bit.org>
parents:
12934
diff
changeset
|
984 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
|
985 if (mDrawing == false) |
|
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changeset
|
986 { |
|
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changeset
|
987 CreateDeviceResources(); |
|
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|
988 mRT->BeginDraw(); |
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|
989 mDrawing = true; |
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|
990 } |
|
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changeset
|
991 if (mInteropHDC == NULL) |
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|
992 hr = mGDIRT->GetDC(D2D1_DC_INITIALIZE_MODE_COPY, &mInteropHDC); |
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|
993 break; |
|
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|
994 } |
|
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|
995 mDMode = mode; |
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|
996 return hr; |
|
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997 } |
|
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changeset
|
998 |
|
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|
999 ID2D1Brush* |
|
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|
1000 DWriteContext::SolidBrush(COLORREF color) |
|
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1001 { |
|
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1002 mBrush->SetColor(D2D1::ColorF(UINT32(GetRValue(color)) << 16 | |
|
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1003 UINT32(GetGValue(color)) << 8 | UINT32(GetBValue(color)))); |
|
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1004 return mBrush; |
|
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1005 } |
| 6110 | 1006 |
|
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|
1007 void |
|
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changeset
|
1008 DWriteContext::DrawText(const WCHAR *text, int len, |
|
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1009 int x, int y, int w, int h, int cellWidth, COLORREF color, |
|
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1010 UINT fuOptions, const RECT *lprc, const INT *lpDx) |
|
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1011 { |
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1012 if (mFallbackDC) |
|
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1013 { |
|
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changeset
|
1014 // Fall back to GDI rendering. |
|
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changeset
|
1015 HRESULT hr = SetDrawingMode(DM_INTEROP); |
|
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|
1016 if (SUCCEEDED(hr)) |
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|
1017 { |
|
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|
1018 HGDIOBJ hFont = ::GetCurrentObject(mHDC, OBJ_FONT); |
|
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1019 HGDIOBJ hOldFont = ::SelectObject(mInteropHDC, hFont); |
|
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|
1020 ::SetTextColor(mInteropHDC, color); |
|
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|
1021 ::SetBkMode(mInteropHDC, ::GetBkMode(mHDC)); |
|
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changeset
|
1022 ::ExtTextOutW(mInteropHDC, x, y, fuOptions, lprc, text, len, lpDx); |
|
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|
1023 ::SelectObject(mInteropHDC, hOldFont); |
|
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|
1024 } |
| 6110 | 1025 return; |
|
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changeset
|
1026 } |
| 6110 | 1027 |
|
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changeset
|
1028 HRESULT hr; |
|
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changeset
|
1029 IDWriteTextLayout *textLayout = NULL; |
|
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|
1030 |
|
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|
1031 SetDrawingMode(DM_DIRECTX); |
|
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changeset
|
1032 |
|
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changeset
|
1033 hr = mDWriteFactory->CreateTextLayout(text, len, mTextFormat, |
|
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|
1034 FLOAT(w), FLOAT(h), &textLayout); |
| 6110 | 1035 |
| 1036 if (SUCCEEDED(hr)) | |
| 1037 { | |
|
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|
1038 DWRITE_TEXT_RANGE textRange = { 0, UINT32(len) }; |
|
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|
1039 textLayout->SetFontWeight(mFontWeight, textRange); |
|
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|
1040 textLayout->SetFontStyle(mFontStyle, textRange); |
| 6110 | 1041 |
|
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changeset
|
1042 TextRenderer renderer(this); |
|
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changeset
|
1043 TextRendererContext context = { color, FLOAT(cellWidth), 0.0f }; |
|
16048
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Bram Moolenaar <Bram@vim.org>
parents:
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diff
changeset
|
1044 textLayout->Draw(&context, &renderer, FLOAT(x), FLOAT(y)); |
| 6110 | 1045 } |
| 1046 | |
|
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changeset
|
1047 SafeRelease(&textLayout); |
| 6110 | 1048 } |
| 1049 | |
|
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changeset
|
1050 void |
|
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changeset
|
1051 DWriteContext::FillRect(const RECT *rc, COLORREF color) |
|
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changeset
|
1052 { |
|
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changeset
|
1053 if (mDMode == DM_INTEROP) |
|
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changeset
|
1054 { |
|
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changeset
|
1055 // GDI functions are used before this call. Keep using GDI. |
|
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changeset
|
1056 // (Switching to Direct2D causes terrible slowdown.) |
|
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changeset
|
1057 HBRUSH hbr = ::CreateSolidBrush(color); |
|
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changeset
|
1058 ::FillRect(mInteropHDC, rc, hbr); |
|
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changeset
|
1059 ::DeleteObject(HGDIOBJ(hbr)); |
|
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changeset
|
1060 } |
|
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changeset
|
1061 else |
|
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changeset
|
1062 { |
|
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changeset
|
1063 SetDrawingMode(DM_DIRECTX); |
|
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changeset
|
1064 mRT->FillRectangle( |
|
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changeset
|
1065 D2D1::RectF(FLOAT(rc->left), FLOAT(rc->top), |
|
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changeset
|
1066 FLOAT(rc->right), FLOAT(rc->bottom)), |
|
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changeset
|
1067 SolidBrush(color)); |
|
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changeset
|
1068 } |
|
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changeset
|
1069 } |
|
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changeset
|
1070 |
|
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changeset
|
1071 void |
|
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changeset
|
1072 DWriteContext::DrawLine(int x1, int y1, int x2, int y2, COLORREF color) |
| 6110 | 1073 { |
|
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changeset
|
1074 if (mDMode == DM_INTEROP) |
|
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changeset
|
1075 { |
|
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changeset
|
1076 // GDI functions are used before this call. Keep using GDI. |
|
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changeset
|
1077 // (Switching to Direct2D causes terrible slowdown.) |
|
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changeset
|
1078 HPEN hpen = ::CreatePen(PS_SOLID, 1, color); |
|
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changeset
|
1079 HGDIOBJ old_pen = ::SelectObject(mInteropHDC, HGDIOBJ(hpen)); |
|
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changeset
|
1080 ::MoveToEx(mInteropHDC, x1, y1, NULL); |
|
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changeset
|
1081 ::LineTo(mInteropHDC, x2, y2); |
|
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changeset
|
1082 ::SelectObject(mInteropHDC, old_pen); |
|
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changeset
|
1083 ::DeleteObject(HGDIOBJ(hpen)); |
|
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changeset
|
1084 } |
|
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changeset
|
1085 else |
|
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changeset
|
1086 { |
|
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changeset
|
1087 SetDrawingMode(DM_DIRECTX); |
|
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changeset
|
1088 mRT->DrawLine( |
|
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changeset
|
1089 D2D1::Point2F(FLOAT(x1), FLOAT(y1) + 0.5f), |
|
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changeset
|
1090 D2D1::Point2F(FLOAT(x2), FLOAT(y2) + 0.5f), |
|
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changeset
|
1091 SolidBrush(color)); |
|
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changeset
|
1092 } |
|
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|
1093 } |
|
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1094 |
|
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1095 void |
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|
1096 DWriteContext::SetPixel(int x, int y, COLORREF color) |
|
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1097 { |
|
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1098 if (mDMode == DM_INTEROP) |
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1099 { |
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1100 // GDI functions are used before this call. Keep using GDI. |
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1101 // (Switching to Direct2D causes terrible slowdown.) |
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1102 ::SetPixel(mInteropHDC, x, y, color); |
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1103 } |
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1104 else |
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1105 { |
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1106 SetDrawingMode(DM_DIRECTX); |
|
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1107 // Direct2D doesn't have SetPixel API. Use DrawLine instead. |
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1108 mRT->DrawLine( |
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1109 D2D1::Point2F(FLOAT(x), FLOAT(y) + 0.5f), |
|
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1110 D2D1::Point2F(FLOAT(x+1), FLOAT(y) + 0.5f), |
|
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1111 SolidBrush(color)); |
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1112 } |
| 6110 | 1113 } |
| 1114 | |
|
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1115 void |
|
13150
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1116 DWriteContext::Scroll(int x, int y, const RECT *rc) |
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1117 { |
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1118 SetDrawingMode(DM_DIRECTX); |
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1119 mRT->Flush(); |
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1120 |
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1121 D2D1_RECT_U srcRect; |
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1122 D2D1_POINT_2U destPoint; |
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1123 if (x >= 0) |
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1124 { |
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1125 srcRect.left = rc->left; |
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1126 srcRect.right = rc->right - x; |
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1127 destPoint.x = rc->left + x; |
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1128 } |
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1129 else |
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1130 { |
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1131 srcRect.left = rc->left - x; |
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1132 srcRect.right = rc->right; |
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1133 destPoint.x = rc->left; |
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1134 } |
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1135 if (y >= 0) |
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1136 { |
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1137 srcRect.top = rc->top; |
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1138 srcRect.bottom = rc->bottom - y; |
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1139 destPoint.y = rc->top + y; |
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1140 } |
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1141 else |
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1142 { |
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1143 srcRect.top = rc->top - y; |
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1144 srcRect.bottom = rc->bottom; |
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1145 destPoint.y = rc->top; |
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1146 } |
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1147 mBitmap->CopyFromRenderTarget(&destPoint, mRT, &srcRect); |
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1148 |
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1149 D2D1_RECT_F destRect = { |
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1150 FLOAT(destPoint.x), FLOAT(destPoint.y), |
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1151 FLOAT(destPoint.x + srcRect.right - srcRect.left), |
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1152 FLOAT(destPoint.y + srcRect.bottom - srcRect.top) |
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1153 }; |
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1154 mRT->DrawBitmap(mBitmap, destRect, 1.0F, |
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|
1155 D2D1_BITMAP_INTERPOLATION_MODE_NEAREST_NEIGHBOR, destRect); |
|
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1156 } |
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1157 |
|
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|
1158 void |
|
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|
1159 DWriteContext::Flush() |
| 6110 | 1160 { |
|
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1161 SetDrawingMode(DM_GDI); |
| 6110 | 1162 } |
| 1163 | |
| 1164 void | |
| 1165 DWriteContext::SetRenderingParams( | |
| 1166 const DWriteRenderingParams *params) | |
| 1167 { | |
| 1168 if (mDWriteFactory == NULL) | |
| 1169 return; | |
| 1170 | |
| 1171 IDWriteRenderingParams *renderingParams = NULL; | |
| 1172 D2D1_TEXT_ANTIALIAS_MODE textAntialiasMode = | |
| 1173 D2D1_TEXT_ANTIALIAS_MODE_DEFAULT; | |
| 1174 HRESULT hr; | |
| 1175 if (params != NULL) | |
| 1176 { | |
| 1177 hr = mDWriteFactory->CreateCustomRenderingParams(params->gamma, | |
| 1178 params->enhancedContrast, params->clearTypeLevel, | |
| 1179 ToPixelGeometry(params->pixelGeometry), | |
| 1180 ToRenderingMode(params->renderingMode), &renderingParams); | |
| 1181 textAntialiasMode = ToTextAntialiasMode(params->textAntialiasMode); | |
| 1182 } | |
| 1183 else | |
| 1184 hr = mDWriteFactory->CreateRenderingParams(&renderingParams); | |
| 1185 if (SUCCEEDED(hr) && renderingParams != NULL) | |
| 1186 { | |
| 1187 SafeRelease(&mRenderingParams); | |
| 1188 mRenderingParams = renderingParams; | |
| 1189 mTextAntialiasMode = textAntialiasMode; | |
|
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1190 |
|
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|
1191 Flush(); |
|
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1192 mRT->SetTextRenderingParams(mRenderingParams); |
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1193 mRT->SetTextAntialiasMode(mTextAntialiasMode); |
| 6110 | 1194 } |
| 1195 } | |
| 1196 | |
| 1197 DWriteRenderingParams * | |
| 1198 DWriteContext::GetRenderingParams( | |
| 1199 DWriteRenderingParams *params) | |
| 1200 { | |
| 1201 if (params != NULL && mRenderingParams != NULL) | |
| 1202 { | |
| 1203 params->gamma = mRenderingParams->GetGamma(); | |
| 1204 params->enhancedContrast = mRenderingParams->GetEnhancedContrast(); | |
| 1205 params->clearTypeLevel = mRenderingParams->GetClearTypeLevel(); | |
| 1206 params->pixelGeometry = ToInt(mRenderingParams->GetPixelGeometry()); | |
| 1207 params->renderingMode = ToInt(mRenderingParams->GetRenderingMode()); | |
| 1208 params->textAntialiasMode = mTextAntialiasMode; | |
| 1209 } | |
| 1210 return params; | |
| 1211 } | |
| 1212 | |
| 1213 //////////////////////////////////////////////////////////////////////////// | |
| 1214 // PUBLIC C INTERFACES | |
| 1215 | |
| 1216 void | |
| 1217 DWrite_Init(void) | |
| 1218 { | |
| 1219 #ifdef DYNAMIC_DIRECTX | |
| 1220 // Load libraries. | |
|
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|
1221 hD2D1DLL = vimLoadLib("d2d1.dll"); |
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|
1222 hDWriteDLL = vimLoadLib("dwrite.dll"); |
| 6110 | 1223 if (hD2D1DLL == NULL || hDWriteDLL == NULL) |
| 1224 { | |
| 1225 DWrite_Final(); | |
| 1226 return; | |
| 1227 } | |
| 1228 // Get address of procedures. | |
| 1229 pGetUserDefaultLocaleName = (PGETUSERDEFAULTLOCALENAME)GetProcAddress( | |
| 1230 GetModuleHandle("kernel32.dll"), "GetUserDefaultLocaleName"); | |
| 1231 pD2D1CreateFactory = (PD2D1CREATEFACTORY)GetProcAddress(hD2D1DLL, | |
| 1232 "D2D1CreateFactory"); | |
| 1233 pDWriteCreateFactory = (PDWRITECREATEFACTORY)GetProcAddress(hDWriteDLL, | |
| 1234 "DWriteCreateFactory"); | |
| 1235 #endif | |
| 1236 } | |
| 1237 | |
| 1238 void | |
| 1239 DWrite_Final(void) | |
| 1240 { | |
| 1241 #ifdef DYNAMIC_DIRECTX | |
| 1242 pGetUserDefaultLocaleName = NULL; | |
| 1243 pD2D1CreateFactory = NULL; | |
| 1244 pDWriteCreateFactory = NULL; | |
| 1245 unload(hDWriteDLL); | |
| 1246 unload(hD2D1DLL); | |
| 1247 #endif | |
| 1248 } | |
| 1249 | |
| 1250 DWriteContext * | |
| 1251 DWriteContext_Open(void) | |
| 1252 { | |
| 1253 #ifdef DYNAMIC_DIRECTX | |
| 1254 if (pGetUserDefaultLocaleName == NULL || pD2D1CreateFactory == NULL | |
| 1255 || pDWriteCreateFactory == NULL) | |
| 1256 return NULL; | |
| 1257 #endif | |
| 1258 return new DWriteContext(); | |
| 1259 } | |
| 1260 | |
| 1261 void | |
|
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1262 DWriteContext_BindDC(DWriteContext *ctx, HDC hdc, const RECT *rect) |
| 6110 | 1263 { |
|
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|
1264 if (ctx != NULL) |
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|
1265 ctx->BindDC(hdc, rect); |
| 6110 | 1266 } |
| 1267 | |
| 1268 void | |
| 1269 DWriteContext_SetFont(DWriteContext *ctx, HFONT hFont) | |
| 1270 { | |
| 1271 if (ctx != NULL) | |
| 1272 ctx->SetFont(hFont); | |
| 1273 } | |
| 1274 | |
| 1275 void | |
| 1276 DWriteContext_DrawText( | |
| 1277 DWriteContext *ctx, | |
|
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|
1278 const WCHAR *text, |
| 6110 | 1279 int len, |
| 1280 int x, | |
| 1281 int y, | |
| 1282 int w, | |
| 1283 int h, | |
| 1284 int cellWidth, | |
|
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|
1285 COLORREF color, |
|
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1286 UINT fuOptions, |
|
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1287 const RECT *lprc, |
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1288 const INT *lpDx) |
| 6110 | 1289 { |
| 1290 if (ctx != NULL) | |
|
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|
1291 ctx->DrawText(text, len, x, y, w, h, cellWidth, color, |
|
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|
1292 fuOptions, lprc, lpDx); |
| 6110 | 1293 } |
| 1294 | |
| 1295 void | |
|
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1296 DWriteContext_FillRect(DWriteContext *ctx, const RECT *rc, COLORREF color) |
| 6110 | 1297 { |
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1298 if (ctx != NULL) |
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1299 ctx->FillRect(rc, color); |
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1300 } |
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1301 |
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1302 void |
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1303 DWriteContext_DrawLine(DWriteContext *ctx, int x1, int y1, int x2, int y2, |
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1304 COLORREF color) |
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1305 { |
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1306 if (ctx != NULL) |
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1307 ctx->DrawLine(x1, y1, x2, y2, color); |
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1308 } |
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1309 |
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1310 void |
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1311 DWriteContext_SetPixel(DWriteContext *ctx, int x, int y, COLORREF color) |
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1312 { |
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1313 if (ctx != NULL) |
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1314 ctx->SetPixel(x, y, color); |
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1315 } |
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1316 |
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1317 void |
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1318 DWriteContext_Scroll(DWriteContext *ctx, int x, int y, const RECT *rc) |
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1319 { |
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1320 if (ctx != NULL) |
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1321 ctx->Scroll(x, y, rc); |
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1322 } |
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1323 |
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1324 void |
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1325 DWriteContext_Flush(DWriteContext *ctx) |
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1326 { |
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1327 if (ctx != NULL) |
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1328 ctx->Flush(); |
| 6110 | 1329 } |
| 1330 | |
| 1331 void | |
| 1332 DWriteContext_Close(DWriteContext *ctx) | |
| 1333 { | |
| 1334 delete ctx; | |
| 1335 } | |
| 1336 | |
| 1337 void | |
| 1338 DWriteContext_SetRenderingParams( | |
| 1339 DWriteContext *ctx, | |
| 1340 const DWriteRenderingParams *params) | |
| 1341 { | |
| 1342 if (ctx != NULL) | |
| 1343 ctx->SetRenderingParams(params); | |
| 1344 } | |
| 1345 | |
| 1346 DWriteRenderingParams * | |
| 1347 DWriteContext_GetRenderingParams( | |
| 1348 DWriteContext *ctx, | |
| 1349 DWriteRenderingParams *params) | |
| 1350 { | |
| 1351 if (ctx != NULL) | |
| 1352 return ctx->GetRenderingParams(params); | |
| 1353 else | |
| 1354 return NULL; | |
| 1355 } |