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Diffstat (limited to 'src/compoundsprite.cpp')
-rw-r--r-- | src/compoundsprite.cpp | 367 |
1 files changed, 367 insertions, 0 deletions
diff --git a/src/compoundsprite.cpp b/src/compoundsprite.cpp new file mode 100644 index 00000000..293e170c --- /dev/null +++ b/src/compoundsprite.cpp @@ -0,0 +1,367 @@ +/* + * The Mana Client + * Copyright (C) 2010 The Mana Developers + * + * This file is part of The Mana 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 "compoundsprite.h" + +#include "game.h" +#include "graphics.h" +#include "openglgraphics.h" +#include "map.h" + +#include "resources/image.h" + +#include "utils/dtor.h" + +#include <SDL.h> + +#define BUFFER_WIDTH 100 +#define BUFFER_HEIGHT 100 + +CompoundSprite::CompoundSprite(): + mImage(NULL), + mAlphaImage(NULL), + mNeedsRedraw(false) +{ + mAlpha = 1.0f; +} + +CompoundSprite::~CompoundSprite() +{ + SpriteIterator it, it_end; + for (it = begin(), it_end = end(); it != it_end; it++) + delete (*it); + + clear(); + + delete mImage; + delete mAlphaImage; +} + +bool CompoundSprite::reset() +{ + bool ret = false; + + SpriteIterator it, it_end; + for (it = begin(), it_end = end(); it != it_end; it++) + if (*it) + ret |= (*it)->reset(); + + mNeedsRedraw |= ret; + return ret; +} + +bool CompoundSprite::play(std::string action) +{ + bool ret = false; + + SpriteIterator it, it_end; + for (it = begin(), it_end = end(); it != it_end; it++) + if (*it) + ret |= (*it)->play(action); + + mNeedsRedraw |= ret; + return ret; +} + +bool CompoundSprite::update(int time) +{ + bool ret = false; + + SpriteIterator it, it_end; + for (it = begin(), it_end = end(); it != it_end; it++) + if (*it) + ret |= (*it)->update(time); + + mNeedsRedraw |= ret; + return ret; +} + +bool CompoundSprite::draw(Graphics* graphics, int posX, int posY) const +{ + if (mNeedsRedraw) + redraw(); + + if (mAlpha == 1.0f && mImage) + { + return graphics->drawImage(mImage, posX + mOffsetX, posY + mOffsetY); + } + else if (mAlpha && mAlphaImage) + { + if (mAlphaImage->getAlpha() != mAlpha) + mAlphaImage->setAlpha(mAlpha); + + return graphics->drawImage(mAlphaImage, + posX + mOffsetX, posY + mOffsetY); + } + else + { + SpriteConstIterator it, it_end; + for (it = begin(), it_end = end(); it != it_end; it++) + { + if (*it) + { + if ((*it)->getAlpha() != mAlpha) + (*it)->setAlpha(mAlpha); + (*it)->draw(graphics, posX, posY); + } + } + } + + return false; +} + +int CompoundSprite::getWidth() const +{ + Sprite *base = NULL; + + SpriteConstIterator it, it_end; + for (it = begin(), it_end = end(); it != it_end; it++) + if ((base = (*it))) + break; + + if (base) + return base->getWidth(); + + return 0; +} + +int CompoundSprite::getHeight() const +{ + Sprite *base = NULL; + + SpriteConstIterator it, it_end; + for (it = begin(), it_end = end(); it != it_end; it++) + if ((base = (*it))) + break; + + if (base) + return base->getHeight(); + + return 0; +} + +const Image* CompoundSprite::getImage() const +{ + return mImage; +} + +bool CompoundSprite::setDirection(SpriteDirection direction) +{ + bool ret = false; + + SpriteIterator it, it_end; + for (it = begin(), it_end = end(); it != it_end; it++) + if (*it) + ret |= (*it)->setDirection(direction); + + mNeedsRedraw |= ret; + return ret; +} + +int CompoundSprite::getNumberOfLayers() const +{ + if (mImage || mAlphaImage) + { + return 1; + } + else + { + return size(); + } +} + +size_t CompoundSprite::getCurrentFrame() const +{ + SpriteConstIterator it, it_end; + for (it = begin(), it_end = end(); it != it_end; it++) + if (*it) + return (*it)->getCurrentFrame(); + + return 0; +} + +size_t CompoundSprite::getFrameCount() const +{ + SpriteConstIterator it, it_end; + for (it = begin(), it_end = end(); it != it_end; it++) + if (*it) + return (*it)->getFrameCount(); + + return 0; +} + +void CompoundSprite::addSprite(Sprite* sprite) +{ + push_back(sprite); + mNeedsRedraw = true; +} + +void CompoundSprite::setSprite(int layer, Sprite* sprite) +{ + // Skip if it won't change anything + if (at(layer) == sprite) + return; + + if (at(layer)) + delete at(layer); + at(layer) = sprite; + mNeedsRedraw = true; +} + +void CompoundSprite::removeSprite(int layer) +{ + // Skip if it won't change anything + if (at(layer) == NULL) + return; + + delete at(layer); + at(layer) = NULL; + mNeedsRedraw = true; +} + +void CompoundSprite::clear() +{ + // Skip if it won't change anything + if (empty()) + return; + + std::vector<Sprite*>::clear(); + mNeedsRedraw = true; +} + +void CompoundSprite::ensureSize(size_t layerCount) +{ + // Skip if it won't change anything + if (size() >= layerCount) + return; + + resize(layerCount, NULL); + mNeedsRedraw = true; +} + +/** + * Returns the curent frame in the current animation of the given layer. + */ +size_t CompoundSprite::getCurrentFrame(size_t layer) +{ + if (layer >= size()) + return 0; + + Sprite *s = getSprite(layer); + if (s) + return s->getCurrentFrame(); + + return 0; +} + +/** + * Returns the frame count in the current animation of the given layer. + */ +size_t CompoundSprite::getFrameCount(size_t layer) +{ + if (layer >= size()) + return 0; + + Sprite *s = getSprite(layer); + if (s) + return s->getFrameCount(); + + return 0; +} + +void CompoundSprite::redraw() const +{ + // TODO OpenGL support + if (Image::getLoadAsOpenGL()) + { + mNeedsRedraw = false; + return; + } + +#if SDL_BYTEORDER == SDL_BIG_ENDIAN + int rmask = 0xff000000; + int gmask = 0x00ff0000; + int bmask = 0x0000ff00; + int amask = 0x000000ff; +#else + int rmask = 0x000000ff; + int gmask = 0x0000ff00; + int bmask = 0x00ff0000; + int amask = 0xff000000; +#endif + + SDL_Surface *surface = SDL_CreateRGBSurface(SDL_HWSURFACE, + BUFFER_WIDTH, BUFFER_HEIGHT, + 32, rmask, gmask, bmask, amask); + + if (!surface) + return; + + Graphics *graphics = new Graphics(); + graphics->setBlitMode(Graphics::BLIT_GFX); + graphics->setTarget(surface); + graphics->_beginDraw(); + + int tileX = 32 / 2; + int tileY = 32; + + Game *game = Game::instance(); + if (game) + { + Map *map = game->getCurrentMap(); + tileX = map->getTileWidth() / 2; + tileY = map->getTileWidth(); + } + + int posX = BUFFER_WIDTH / 2 - tileX; + int posY = BUFFER_HEIGHT - tileY; + + mOffsetX = tileX - BUFFER_WIDTH / 2; + mOffsetY = tileY - BUFFER_HEIGHT; + + SpriteConstIterator it, it_end; + for (it = begin(), it_end = end(); it != it_end; it++) + { + if (*it) + { + (*it)->draw(graphics, posX, posY); + } + } + + delete graphics; + + SDL_Surface *surfaceA = SDL_CreateRGBSurface(SDL_HWSURFACE, + BUFFER_WIDTH, BUFFER_HEIGHT, + 32, rmask, gmask, bmask, amask); + + SDL_SetAlpha(surface, 0, SDL_ALPHA_OPAQUE); + SDL_BlitSurface(surface, NULL, surfaceA, NULL); + + delete mImage; + delete mAlphaImage; + + mImage = Image::load(surface); + SDL_FreeSurface(surface); + + mAlphaImage = Image::load(surfaceA); + SDL_FreeSurface(surfaceA); + + mNeedsRedraw = false; +} |