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Diffstat (limited to 'src/gui/sdlfont.cpp')
| -rw-r--r-- | src/gui/sdlfont.cpp | 603 |
1 files changed, 0 insertions, 603 deletions
diff --git a/src/gui/sdlfont.cpp b/src/gui/sdlfont.cpp deleted file mode 100644 index 95a3df390..000000000 --- a/src/gui/sdlfont.cpp +++ /dev/null @@ -1,603 +0,0 @@ -/* - * The ManaPlus Client - * Copyright (C) 2004-2009 The Mana World Development Team - * Copyright (C) 2009-2010 The Mana Developers - * Copyright (C) 2009 Aethyra Development Team - * Copyright (C) 2011-2014 The ManaPlus Developers - * - * This file is part of The ManaPlus Client. - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License as published by - * the Free Software Foundation; either version 2 of the License, or - * any later version. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program. If not, see <http://www.gnu.org/licenses/>. - */ - -#include "gui/sdlfont.h" - -#include "logger.h" -#include "main.h" - -#include "render/sdlgraphics.h" - -#include "resources/image.h" -#include "resources/imagehelper.h" -#include "resources/resourcemanager.h" -#include "resources/surfaceimagehelper.h" - -#include "utils/paths.h" -#include "utils/physfsrwops.h" -#include "utils/sdlcheckutils.h" -#include "utils/stringutils.h" -#include "utils/timer.h" - -#include "debug.h" - -const unsigned int CACHE_SIZE = 256; -const unsigned int CACHE_SIZE_SMALL1 = 2; -const unsigned int CACHE_SIZE_SMALL2 = 50; -const unsigned int CACHE_SIZE_SMALL3 = 170; -const unsigned int CLEAN_TIME = 7; -const int OUTLINE_SIZE = 1; - -bool SDLFont::mSoftMode(false); - -char *strBuf = nullptr; - -#ifdef UNITTESTS -int sdlTextChunkCnt = 0; -#endif - -SDLTextChunkSmall::SDLTextChunkSmall(const std::string &text0, - const gcn::Color &color0, - const gcn::Color &color1) : - text(text0), - color(color0), - color2(color1) -{ -} - -SDLTextChunkSmall::SDLTextChunkSmall(const SDLTextChunkSmall &old) : - text(old.text), - color(old.color), - color2(old.color2) -{ -} - -bool SDLTextChunkSmall::operator==(const SDLTextChunkSmall &chunk) const -{ - return (chunk.text == text && chunk.color == color - && chunk.color2 == color2); -} - -bool SDLTextChunkSmall::operator<(const SDLTextChunkSmall &chunk) const -{ - if (chunk.text != text) - return chunk.text > text; - - const gcn::Color &c = chunk.color; - if (c.r != color.r) - return c.r > color.r; - if (c.g != color.g) - return c.g > color.g; - if (c.b != color.b) - return c.b > color.b; - - const gcn::Color &c2 = chunk.color2; - if (c2.r != color2.r) - return c2.r > color2.r; - if (c2.g != color2.g) - return c2.g > color2.g; - if (c2.b != color2.b) - return c2.b > color2.b; - - if (c.a != color.a && SDLFont::mSoftMode) - return c.a > color.a; - - return false; -} - -SDLTextChunk::SDLTextChunk(const std::string &text0, const gcn::Color &color0, - const gcn::Color &color1) : - img(nullptr), - text(text0), - color(color0), - color2(color1), - prev(nullptr), - next(nullptr) -{ -#ifdef UNITTESTS - sdlTextChunkCnt ++; -#endif -} - -SDLTextChunk::~SDLTextChunk() -{ - delete img; - img = nullptr; -#ifdef UNITTESTS - sdlTextChunkCnt --; -#endif -} - -bool SDLTextChunk::operator==(const SDLTextChunk &chunk) const -{ - return (chunk.text == text && chunk.color == color - && chunk.color2 == color2); -} - -void SDLTextChunk::generate(TTF_Font *const font, const float alpha) -{ - BLOCK_START("SDLTextChunk::generate") - SDL_Color sdlCol; - sdlCol.b = static_cast<uint8_t>(color.b); - sdlCol.r = static_cast<uint8_t>(color.r); - sdlCol.g = static_cast<uint8_t>(color.g); -#ifdef USE_SDL2 - sdlCol.a = 255; -#else - sdlCol.unused = 0; -#endif - - getSafeUtf8String(text, strBuf); - - SDL_Surface *surface = MTTF_RenderUTF8_Blended( - font, strBuf, sdlCol); - - if (!surface) - { - img = nullptr; - BLOCK_END("SDLTextChunk::generate") - return; - } - - const int width = surface->w; - const int height = surface->h; - - if (color.r != color2.r || color.g != color2.g - || color.b != color2.b) - { // outlining - SDL_Color sdlCol2; - SDL_Surface *const background = imageHelper->create32BitSurface( - width, height); - if (!background) - { - img = nullptr; - MSDL_FreeSurface(surface); - BLOCK_END("SDLTextChunk::generate") - return; - } - sdlCol2.b = static_cast<uint8_t>(color2.b); - sdlCol2.r = static_cast<uint8_t>(color2.r); - sdlCol2.g = static_cast<uint8_t>(color2.g); -#ifdef USE_SDL2 - sdlCol2.a = 255; -#else - sdlCol2.unused = 0; -#endif - SDL_Surface *const surface2 = MTTF_RenderUTF8_Blended( - font, strBuf, sdlCol2); - if (!surface2) - { - img = nullptr; - MSDL_FreeSurface(surface); - BLOCK_END("SDLTextChunk::generate") - return; - } - SDL_Rect rect = - { - OUTLINE_SIZE, - 0, - static_cast<Uint16>(surface->w), - static_cast<Uint16>(surface->h) - }; - SurfaceImageHelper::combineSurface(surface2, nullptr, - background, &rect); - rect.x = -OUTLINE_SIZE; - SurfaceImageHelper::combineSurface(surface2, nullptr, - background, &rect); - rect.x = 0; - rect.y = -OUTLINE_SIZE; - SurfaceImageHelper::combineSurface(surface2, nullptr, - background, &rect); - rect.y = OUTLINE_SIZE; - SurfaceImageHelper::combineSurface(surface2, nullptr, - background, &rect); - rect.x = 0; - rect.y = 0; - SurfaceImageHelper::combineSurface(surface, nullptr, - background, &rect); - MSDL_FreeSurface(surface); - MSDL_FreeSurface(surface2); - surface = background; - } - img = imageHelper->createTextSurface( - surface, width, height, alpha); - MSDL_FreeSurface(surface); - - BLOCK_END("SDLTextChunk::generate") -} - - -TextChunkList::TextChunkList() : - start(nullptr), - end(nullptr), - size(0), - search(), - searchWidth() -{ -} - -void TextChunkList::insertFirst(SDLTextChunk *const item) -{ - SDLTextChunk *const oldFirst = start; - if (start) - start->prev = item; - item->prev = nullptr; - if (oldFirst) - item->next = oldFirst; - else - end = item; - start = item; - size ++; - search[SDLTextChunkSmall(item->text, item->color, item->color2)] = item; - searchWidth[item->text] = item; -} - -void TextChunkList::moveToFirst(SDLTextChunk *item) -{ - if (item == start) - return; - - SDLTextChunk *oldPrev = item->prev; - if (oldPrev) - oldPrev->next = item->next; - SDLTextChunk *oldNext = item->next; - if (oldNext) - oldNext->prev = item->prev; - else - end = oldPrev; - SDLTextChunk *const oldFirst = start; - if (start) - start->prev = item; - item->prev = nullptr; - item->next = oldFirst; - start = item; -} - -void TextChunkList::removeBack() -{ - SDLTextChunk *oldEnd = end; - if (oldEnd) - { - end = oldEnd->prev; - if (end) - end->next = nullptr; - else - start = nullptr; - search.erase(SDLTextChunkSmall(oldEnd->text, - oldEnd->color, oldEnd->color2)); - searchWidth.erase(oldEnd->text); - delete oldEnd; - size --; - } -} - -void TextChunkList::removeBack(int n) -{ - SDLTextChunk *item = end; - while (n && item) - { - n --; - SDLTextChunk *oldEnd = item; - item = item->prev; - search.erase(SDLTextChunkSmall(oldEnd->text, - oldEnd->color, oldEnd->color2)); - searchWidth.erase(oldEnd->text); - delete oldEnd; - size --; - } - if (item) - { - item->next = nullptr; - end = item; - } - else - { - start = nullptr; - end = nullptr; - } -} - -void TextChunkList::clear() -{ - search.clear(); - searchWidth.clear(); - SDLTextChunk *item = start; - while (item) - { - SDLTextChunk *item2 = item->next; - delete item; - item = item2; - } - start = nullptr; - end = nullptr; - size = 0; -} - -static int fontCounter; - -SDLFont::SDLFont(std::string filename, - const int size, - const int style) : - mFont(nullptr), - mCreateCounter(0), - mDeleteCounter(0), - mCleanTime(cur_time + CLEAN_TIME) -{ - if (fontCounter == 0) - { - mSoftMode = imageHelper->useOpenGL() == RENDER_SOFTWARE; - if (TTF_Init() == -1) - { - logger->error("Unable to initialize SDL_ttf: " + - std::string(TTF_GetError())); - } - } - - if (!fontCounter) - { - strBuf = new char[65535]; - memset(strBuf, 0, 65535); - } - - ++fontCounter; - - fixDirSeparators(filename); - mFont = openFont(filename.c_str(), size); - - if (!mFont) - { - logger->log("Error finding font " + filename); - std::string backFile("fonts/dejavusans.ttf"); - mFont = openFont(fixDirSeparators(backFile).c_str(), size); - if (!mFont) - { - logger->error("SDLSDLFont::SDLSDLFont: " + - std::string(TTF_GetError())); - } - } - - TTF_SetFontStyle(mFont, style); -} - -SDLFont::~SDLFont() -{ - TTF_CloseFont(mFont); - mFont = nullptr; - --fontCounter; - clear(); - - if (fontCounter == 0) - { - TTF_Quit(); - delete []strBuf; - } -} - -TTF_Font *SDLFont::openFont(const char *const name, const int size) -{ -// disabled for now because some systems like gentoo cant use it -// #ifdef USE_SDL2 -// SDL_RWops *const rw = MPHYSFSRWOPS_openRead(name); -// if (!rw) -// return nullptr; -// return TTF_OpenFontIndexRW(rw, 1, size, 0); -// #else - return TTF_OpenFontIndex(ResourceManager::getPath(name).c_str(), - size, 0); -// #endif -} - -void SDLFont::loadFont(std::string filename, - const int size, - const int style) -{ - if (fontCounter == 0 && TTF_Init() == -1) - { - logger->log("Unable to initialize SDL_ttf: " + - std::string(TTF_GetError())); - return; - } - - fixDirSeparators(filename); - TTF_Font *const font = openFont(filename.c_str(), size); - - if (!font) - { - logger->log("SDLSDLFont::SDLSDLFont: " + - std::string(TTF_GetError())); - return; - } - - if (mFont) - TTF_CloseFont(mFont); - - mFont = font; - TTF_SetFontStyle(mFont, style); - clear(); -} - -void SDLFont::clear() -{ - for (size_t f = 0; f < CACHES_NUMBER; f ++) - mCache[f].clear(); -} - -void SDLFont::drawString(Graphics *const graphics, - const std::string &text, - const int x, const int y) -{ - BLOCK_START("SDLFont::drawString") - if (text.empty()) - { - BLOCK_END("SDLFont::drawString") - return; - } - - Graphics *const g = dynamic_cast<Graphics *const>(graphics); - if (!g) - return; - - gcn::Color col = g->getColor(); - const gcn::Color &col2 = g->getColor2(); - const float alpha = static_cast<float>(col.a) / 255.0F; - - /* The alpha value is ignored at string generation so avoid caching the - * same text with different alpha values. - */ - col.a = 255; - - const unsigned char chr = text[0]; - TextChunkList *const cache = &mCache[chr]; - - std::map<SDLTextChunkSmall, SDLTextChunk*> &search = cache->search; - std::map<SDLTextChunkSmall, SDLTextChunk*>::iterator i - = search.find(SDLTextChunkSmall(text, col, col2)); - if (i != search.end()) - { - SDLTextChunk *const chunk2 = (*i).second; - cache->moveToFirst(chunk2); - Image *const image = chunk2->img; - if (image) - { - image->setAlpha(alpha); - g->drawImage2(image, x, y); - } - } - else - { - if (cache->size >= CACHE_SIZE) - { -#ifdef DEBUG_FONT_COUNTERS - mDeleteCounter ++; -#endif - cache->removeBack(); - } -#ifdef DEBUG_FONT_COUNTERS - mCreateCounter ++; -#endif - SDLTextChunk *chunk2 = new SDLTextChunk(text, col, col2); - - chunk2->generate(mFont, alpha); - cache->insertFirst(chunk2); - - const Image *const image = chunk2->img; - if (image) - g->drawImage2(image, x, y); - } - BLOCK_END("SDLFont::drawString") -} - -void SDLFont::slowLogic(const int rnd) -{ - BLOCK_START("SDLFont::slowLogic") - if (!mCleanTime) - { - mCleanTime = cur_time + CLEAN_TIME + rnd; - } - else if (mCleanTime < cur_time) - { - doClean(); - mCleanTime = cur_time + CLEAN_TIME + rnd; - } - BLOCK_END("SDLFont::slowLogic") -} - -int SDLFont::getWidth(const std::string &text) const -{ - if (text.empty()) - return 0; - - const unsigned char chr = text[0]; - TextChunkList *const cache = &mCache[chr]; - - std::map<std::string, SDLTextChunk*> &search = cache->searchWidth; - std::map<std::string, SDLTextChunk*>::iterator i = search.find(text); - if (i != search.end()) - { - SDLTextChunk *const chunk = (*i).second; - cache->moveToFirst(chunk); - const Image *const image = chunk->img; - if (image) - return image->getWidth(); - else - return 0; - } - - // if string was not drawed - int w, h; - getSafeUtf8String(text, strBuf); - TTF_SizeUTF8(mFont, strBuf, &w, &h); - return w; -} - -int SDLFont::getHeight() const -{ - return TTF_FontHeight(mFont); -} - -void SDLFont::doClean() -{ - for (unsigned int f = 0; f < CACHES_NUMBER; f ++) - { - TextChunkList *const cache = &mCache[f]; - const size_t size = cache->size; -#ifdef DEBUG_FONT_COUNTERS - logger->log("ptr: %d, size: %d", f, size); -#endif - if (size > CACHE_SIZE_SMALL3) - { -#ifdef DEBUG_FONT_COUNTERS - mDeleteCounter += 100; -#endif - cache->removeBack(100); -#ifdef DEBUG_FONT_COUNTERS - logger->log("delete3"); -#endif - } - else if (size > CACHE_SIZE_SMALL2) - { -#ifdef DEBUG_FONT_COUNTERS - mDeleteCounter += 20; -#endif - cache->removeBack(20); -#ifdef DEBUG_FONT_COUNTERS - logger->log("delete2"); -#endif - } - else if (size > CACHE_SIZE_SMALL1) - { -#ifdef DEBUG_FONT_COUNTERS - mDeleteCounter ++; -#endif - cache->removeBack(); -#ifdef DEBUG_FONT_COUNTERS - logger->log("delete1"); -#endif - } - } -} - -const TextChunkList *SDLFont::getCache() const -{ - return mCache; -} |