#include <vector>
#include <string>
+#include <stdint.h>
#include "SDL.h"
-#include "../math/vector.h"
-#include "../video/screen.h"
-#include "../video/surface.h"
+#include "math/vector.h"
+#include "video/screen.h"
+#include "video/surface.h"
+#include "video/font.h"
namespace SuperTux
{
class Surface;
- class Font;
// some constants for predefined layer values
enum {
~DrawingContext();
/// Adds a drawing request for a surface into the request list.
- void draw_surface(const Surface* surface, const Vector& position, int layer,
- Uint32 drawing_effect = NONE_EFFECT);
+ void draw_surface(const Surface* surface, const Vector& position,
+ int layer, uint32_t drawing_effect = NONE_EFFECT);
/// Adds a drawing request for part of a surface.
void draw_surface_part(const Surface* surface, const Vector& source,
const Vector& size, const Vector& dest, int layer,
- Uint32 drawing_effect = NONE_EFFECT);
+ uint32_t drawing_effect = NONE_EFFECT);
/// Draws a text.
- void draw_text(Font* font, const std::string& text, const Vector& position,
- int layer, Uint32 drawing_effect = NONE_EFFECT);
- /// Draws aligned text.
- void draw_text_center(Font* font, const std::string& text,
- const Vector& position, int layer, Uint32 drawing_effect = NONE_EFFECT);
+ void draw_text(const Font* font, const std::string& text,
+ const Vector& position, FontAlignment alignment, int layer,
+ uint32_t drawing_effect = NONE_EFFECT);
+
+ /// Draws text on screen center (feed Vector.x with a 0).
+ /// This is the same as draw_text() with a screen->w/2 position and
+ /// alignment set to LEFT_ALLIGN
+ void draw_center_text(const Font* font, const std::string& text,
+ const Vector& position, int layer,
+ uint32_t drawing_effect = NONE_EFFECT);
/// Draws a color gradient onto the whole screen */
void draw_gradient(Color from, Color to, int layer);
/// Fills a rectangle.
void do_drawing();
const Vector& get_translation() const
- {
- return transform.translation;
- }
+ { return transform.translation; }
+ uint32_t get_drawing_effect() const
+ { return transform.drawing_effect; }
+
void set_translation(const Vector& newtranslation)
- {
- transform.translation = newtranslation;
- }
+ { transform.translation = newtranslation; }
void push_transform();
void pop_transform();
/// Apply that effect in the next draws (effects are listed on surface.h).
void set_drawing_effect(int effect);
+ /// apply that zoom in the next draws */
+ void set_zooming(float zoom);
+ /// apply that alpha in the next draws */
+ void set_alpha(int alpha);
private:
class Transform
- {
- public:
- Vector translation; // only translation for now...
+ {
+ public:
+ Vector translation;
+ uint32_t drawing_effect;
+ float zoom;
+ int alpha;
- Vector apply(const Vector& v) const
- {
- return v - translation;
- }
+ Transform()
+ : drawing_effect(NONE_EFFECT), zoom(1), alpha(255)
+ { }
- int draw_effect;
- };
+ Vector apply(const Vector& v) const
+ {
+ return v - translation;
+ }
+ };
/// the transform stack
std::vector<Transform> transformstack;
struct TextRequest
{
- Font* font;
+ const Font* font;
std::string text;
+ FontAlignment alignment;
};
struct GradientRequest
struct DrawingRequest
{
- int layer;
- Uint32 drawing_effect;
-
RequestType type;
- Vector pos;
+ Vector pos;
+
+ int layer;
+ uint32_t drawing_effect;
+ float zoom;
+ int alpha;
void* request_data;
void draw_surface_part(DrawingRequest& request);
void draw_text(DrawingRequest& request);
+ void draw_text_center(DrawingRequest& request);
void draw_gradient(DrawingRequest& request);
void draw_filled_rect(DrawingRequest& request);