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/* |
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* The ManaPlus Client |
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* Copyright (C) 2004-2009 The Mana World Development Team |
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* Copyright (C) 2009-2010 The Mana Developers |
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* Copyright (C) 2009 Aethyra Development Team |
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* Copyright (C) 2011-2019 The ManaPlus Developers |
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* Copyright (C) 2019-2021 Andrei Karas |
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* |
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* This file is part of The ManaPlus Client. |
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* |
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* This program is free software; you can redistribute it and/or modify |
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* it under the terms of the GNU General Public License as published by |
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* the Free Software Foundation; either version 2 of the License, or |
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* any later version. |
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* |
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* This program is distributed in the hope that it will be useful, |
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* but WITHOUT ANY WARRANTY; without even the implied warranty of |
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
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* GNU General Public License for more details. |
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* |
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* You should have received a copy of the GNU General Public License |
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* along with this program. If not, see <http://www.gnu.org/licenses/>. |
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*/ |
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#include "gui/fonts/textchunk.h" |
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#include "sdlshared.h" |
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#include "gui/fonts/font.h" |
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#include "resources/surfaceimagehelper.h" |
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#include "resources/image/image.h" |
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#include "utils/delete2.h" |
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#include "utils/sdlcheckutils.h" |
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#include "utils/stringutils.h" |
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#include "debug.h" |
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namespace |
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{ |
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const int OUTLINE_SIZE = 1; |
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} // namespace |
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char *restrict strBuf = nullptr; |
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#ifdef UNITTESTS |
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int textChunkCnt = 0; |
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#endif // UNITTESTS |
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TextChunk::TextChunk() : |
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img(nullptr), |
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textFont(nullptr), |
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text(), |
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color(), |
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color2(), |
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prev(nullptr), |
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next(nullptr) |
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{ |
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#ifdef UNITTESTS |
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textChunkCnt ++; |
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#endif // UNITTESTS |
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} |
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TextChunk::TextChunk(const std::string &restrict text0, |
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const Color &restrict color0, |
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const Color &restrict color1, |
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Font *restrict const font) : |
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img(nullptr), |
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textFont(font), |
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text(text0), |
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color(color0), |
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color2(color1), |
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prev(nullptr), |
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next(nullptr) |
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{ |
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#ifdef UNITTESTS |
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textChunkCnt ++; |
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#endif // UNITTESTS |
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} |
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TextChunk::~TextChunk() |
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{ |
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✓✓ |
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delete2(img) |
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#ifdef UNITTESTS |
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textChunkCnt --; |
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#endif // UNITTESTS |
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} |
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bool TextChunk::operator==(const TextChunk &restrict chunk) const |
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{ |
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return chunk.text == text && chunk.color == color |
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&& chunk.color2 == color2; |
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} |
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void TextChunk::generate(TTF_Font *restrict const font, |
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const float alpha) |
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{ |
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BLOCK_START("TextChunk::generate") |
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SDL_Color sdlCol; |
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sdlCol.b = CAST_U8(color.b); |
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sdlCol.r = CAST_U8(color.r); |
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sdlCol.g = CAST_U8(color.g); |
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#ifdef USE_SDL2 |
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sdlCol.a = 255; |
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#else // USE_SDL2 |
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sdlCol.unused = 0; |
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#endif // USE_SDL2 |
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✓✗ |
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getSafeUtf8String(text, strBuf); |
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SDL_Surface *surface = MTTF_RenderUTF8_Blended( |
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font, strBuf, sdlCol); |
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✗✓ |
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if (surface == nullptr) |
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{ |
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img = nullptr; |
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BLOCK_END("TextChunk::generate") |
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return; |
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} |
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const int width = surface->w; |
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const int height = surface->h; |
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✓✓ |
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if (color.r != color2.r || color.g != color2.g |
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✗✓ |
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|| color.b != color2.b) |
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{ // outlining |
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SDL_Color sdlCol2; |
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SDL_Surface *const background = imageHelper->create32BitSurface( |
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width, height); |
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✗✓ |
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if (background == nullptr) |
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{ |
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img = nullptr; |
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MSDL_FreeSurface(surface); |
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BLOCK_END("TextChunk::generate") |
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return; |
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} |
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sdlCol2.b = CAST_U8(color2.b); |
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sdlCol2.r = CAST_U8(color2.r); |
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sdlCol2.g = CAST_U8(color2.g); |
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#ifdef USE_SDL2 |
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sdlCol2.a = 255; |
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#else // USE_SDL2 |
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sdlCol2.unused = 0; |
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#endif // USE_SDL2 |
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SDL_Surface *const surface2 = MTTF_RenderUTF8_Blended( |
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font, strBuf, sdlCol2); |
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✗✓ |
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if (surface2 == nullptr) |
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{ |
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img = nullptr; |
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MSDL_FreeSurface(surface); |
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BLOCK_END("TextChunk::generate") |
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return; |
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} |
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SDL_Rect rect = |
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{ |
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OUTLINE_SIZE, |
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0, |
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static_cast<Uint16>(surface->w), |
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static_cast<Uint16>(surface->h) |
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}; |
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SurfaceImageHelper::combineSurface(surface2, nullptr, |
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background, &rect); |
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rect.x = -OUTLINE_SIZE; |
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SurfaceImageHelper::combineSurface(surface2, nullptr, |
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background, &rect); |
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rect.x = 0; |
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rect.y = -OUTLINE_SIZE; |
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SurfaceImageHelper::combineSurface(surface2, nullptr, |
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background, &rect); |
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rect.y = OUTLINE_SIZE; |
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SurfaceImageHelper::combineSurface(surface2, nullptr, |
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background, &rect); |
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rect.x = 0; |
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rect.y = 0; |
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SurfaceImageHelper::combineSurface(surface, nullptr, |
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background, &rect); |
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MSDL_FreeSurface(surface); |
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MSDL_FreeSurface(surface2); |
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surface = background; |
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} |
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img = imageHelper->createTextSurface( |
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surface, width, height, alpha); |
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MSDL_FreeSurface(surface); |
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BLOCK_END("TextChunk::generate") |
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} |
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void TextChunk::deleteImage() |
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{ |
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✓✓ |
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if (textFont != nullptr) |
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{ |
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textFont->insertChunk(this); |
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img = nullptr; |
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} |
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else |
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{ |
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✗✓ |
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delete2(img) |
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} |
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} |