示例#1
0
/*
* BEE::Sprite::draw() - Draw the sprite with a given subimage timing using the given attributes
* @x: the x-coordinate to draw the sprite at
* @y: the y-coordinate to draw the sprite at
* @subimage_time: the frame of animation to choose the subimage from
* @w: the width to scale the sprite to
* @h: the height to scale the sprite to
* @angle: the number of degrees to rotate the sprite clockwise
* @new_color: the color to paint the sprite in
* @flip: the type of flip to draw the sprite with
*/
int BEE::Sprite::draw(int x, int y, Uint32 subimage_time, int w, int h, double angle, RGBA new_color, SDL_RendererFlip flip) {
	// Calculate the current subimage to draw from the given animation frame
	unsigned int current_subimage = (unsigned int)round(speed*(game->get_ticks()-subimage_time)/game->fps_goal) % subimage_amount;
	if (current_subimage == 0) { // If the first frame is being drawn, set the animation boolean
		is_animated = true;
	}

	return draw_subimage(x, y, current_subimage, w, h, angle, new_color, flip); // Return the result of drawing the subimage
}
示例#2
0
void render_slide(slide *sl)
{
	/* Returns a specially allocated surface only if the "except"
		subimage != NULL; otherwise uses the slide's built-in render surface. */
	
	style *st = sl->st;
	displaylinevector *repr = sl->repr;
	displayline *out;
	DrawMode *dm;
	SDL_Surface *surface;

	if(export_html == 1)
		printf("Rendering %s\n", sl->content->line);	
	if(sl->image_file != NULL)
		return;
	
	if(sl->render != NULL)
		SDL_FreeSurface(sl->render);
	sl->render = alloc_surface(sl->des_w, sl->des_h);
	
	reallocate_surfaces(sl);
	surface = sl->render;
		
	render_background(sl, surface);
	
	// Render the text lines:	
	dm = new DrawMode;
	dm->ttmode = dm->boldmode = dm->italicmode = 0;
	dm->current_text_colour_index = st->textcolour;
	dm->lastshift = 0;
	for(int i = 0; i < repr->count(); i++)
	{
		out = repr->item(i);
		render_line(sl, out, dm, surface);
	}
	delete dm;
	
	draw_logos(sl, st, surface);

	// Draw embedded images:
	subimage *img;
	for(int i = 0; i < sl->visible_images->count(); i++)
	{
		img = sl->visible_images->item(i);
		if(img->surface == NULL)
			load_subimage(img);
		draw_subimage(surface, img);
	}
	if(sl->deck_size > 1)
		render_decorations(sl);

	scale(sl);
}