src/Graphics/Display.cc
author Tero Marttila <terom@fixme.fi>
Wed, 21 Jan 2009 03:33:35 +0200
branchnew_graphics
changeset 411 106aaf6eadfe
parent 410 41fd46cffc52
child 412 721c60072091
permissions -rw-r--r--
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#include "Display.hh"
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namespace graphics
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{
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Display::Display (const DisplayConfig &config) :
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    CL_DisplayWindow(GRAPHICS_WINDOW_TITLE, config.resolution.width, config.resolution.height, config.fullscreen, true),
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    config(config), 
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    fullscreen_resolution(0, 0),
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    update_timer(GRAPHICS_UPDATE_INTERVAL_MS), 
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    target(NULL)
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{
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    // connect timer signal
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    slots.connect(update_timer.sig_tick(), this, &Display::on_update);
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    slots.connect(this->sig_resize(), this, &Display::on_window_resize);
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    // set correct fullscreen resolution
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    if (config.fullscreen) {
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        fullscreen_resolution = config.resolution;
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    } else {
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        CL_DisplayMode best_mode = getBestMode();
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        fullscreen_resolution = PixelCoordinate(best_mode.get_resolution().width, best_mode.get_resolution().height);
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    }
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}
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const std::vector<CL_DisplayMode> & Display::getDisplayModes (void) {
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    return CL_DisplayMode::get_display_modes();
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}
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const CL_DisplayMode Display::getBestMode (void) {
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    const std::vector<CL_DisplayMode> &modes = Graphics::getDisplayModes();
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    const CL_DisplayMode *best_mode = NULL;
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    for (std::vector<CL_DisplayMode>::const_iterator it = modes.begin(); it != modes.end(); it++)
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        if (best_mode == NULL || (
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                it->get_resolution().width * it->get_resolution().height > 
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                best_mode->get_resolution().width * best_mode->get_resolution().height    
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        ))
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            best_mode = &*it;
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    if (best_mode == NULL)
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        throw Error("No available video modes!");
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    return *best_mode;
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}
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void Display::toggle_fullscreen (void) {
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    if (is_fullscreen()) {
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        // enter windowed mode
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        set_windowed();
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    } else {
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        // enter fullscreen mode
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        set_fullscreen(fullscreen_resolution.width, fullscreen_resolution.height);
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    }
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}
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void Display::on_update (TimeMS dt) {
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    (void) dt;
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    // do we have something to draw?
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    if (target) {
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        // draw it
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        target->draw(this);
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        // flip buffers, sync
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        flip(1);
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    }
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}
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void Display::on_window_resize (int new_x, int new_y) {
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    // ignore resize in fullscreen mode
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    if (is_fullscreen())
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        return;
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}
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}
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