-/*
- * Sprite.cpp
- *
- * Created on: Aug 5, 2012
- * Author: holy
- */
-
#include "Sprite.h"
-using geometry::Point;
+#include "../loader/Interpreter.h"
+#include "../loader/TypeDescription.h"
+
+using math::Vector;
+using loader::FieldDescription;
+using loader::Interpreter;
+using loader::TypeDescription;
namespace graphics {
-void Sprite::Draw(SDL_Surface *dest, Point<int> position, int col, int row) const {
+void Sprite::Draw(SDL_Surface *dest, const Vector<int> &position, int col, int row) const {
SDL_Rect srcRect, destRect;
- srcRect.x = col * Width();
- srcRect.y = row * Height();
+ srcRect.x = offset.X() + col * Width();
+ srcRect.y = offset.Y() + row * Height();
srcRect.w = Width();
srcRect.h = Height();
destRect.x = position.X();
destRect.y = position.Y();
- destRect.w = Width();
- destRect.h = Height();
- SDL_BlitSurface(surface, &srcRect, dest, &destRect);
+ if (surface) {
+ SDL_BlitSurface(surface, &srcRect, dest, &destRect);
+ } else {
+ destRect.w = Width();
+ destRect.h = Height();
+ bool red(true);
+ while (destRect.w > 1 && destRect.h > 1) {
+ SDL_FillRect(dest, &destRect, SDL_MapRGB(dest->format, red ? 0xFF : 0, 0, 0));
+ ++destRect.x;
+ ++destRect.y;
+ destRect.w -= 2;
+ destRect.h -= 2;
+ red = !red;
+ }
+ }
+}
+
+
+void Sprite::CreateTypeDescription() {
+ Sprite s;
+
+ TypeDescription &td(TypeDescription::Create(TYPE_ID, "Sprite"));
+ td.SetDescription(
+ "An image + a size and offset.\n"
+ "The resulting section or a section offset by a multiple of its size can be drawn.");
+ td.SetConstructor(&Construct);
+ td.SetSize(sizeof(Sprite));
+
+ td.AddField("image", FieldDescription(((char *)&s.surface) - ((char *)&s), Interpreter::IMAGE_ID).SetReferenced().SetDescription("the image to cut this sprite from"));
+ td.AddField("size", FieldDescription(((char *)&s.size) - ((char *)&s), Interpreter::VECTOR_ID).SetDescription("dimensions of the sprite"));
+ td.AddField("offset", FieldDescription(((char *)&s.offset) - ((char *)&s), Interpreter::VECTOR_ID).SetDescription("offset into the image, top-left corner of the sprite's (0,0) clip"));
+}
+
+void Sprite::Construct(void *data) {
+ new (data) Sprite;
}
}