test génération texture

Pontu/CMakeLists.txt

@@ -13,7 +13,7 @@ add_executable(Test ${MY_SOURCES} ${CMAKE_CURRENT_SOURCE_DIR}/entryPoints/test.c
 list(APPEND CMAKE_MODULE_PATH ${CMAKE_CURRENT_SOURCE_DIR}/cmake)
 
 find_package(SDL2 REQUIRED)
-#find_package(SDL2_ttf REQUIRED)
+find_package(SDL2_ttf REQUIRED)
 #find_package(SDL2_net REQUIRED)
 find_package(SDL2_image REQUIRED)
 find_package(SDL2_mixer REQUIRED)
@@ -40,3 +40,5 @@ target_link_libraries(${PROJECT_NAME} SDL2::Image)
 target_link_libraries(Test SDL2::Image)
 target_link_libraries(${PROJECT_NAME} SDL2::Mixer)
 target_link_libraries(Test SDL2::Mixer)
+target_link_libraries(${PROJECT_NAME} SDL2::TTF)
+target_link_libraries(Test SDL2::TTF)

Pontu/entryPoints/test.c

@@ -1,14 +1,15 @@
 //#include "../test/testTextureLoader.c"
 #include "../test/testAudio.c"
+#include "../test/testGenerateurTexture.c"
 
 /*
     This file is meant to be modified (used only to called other tests functions)
 */
 
-int main(int argc, char *argv[]) {
+int main(/*int argc, char *argv[]*/) {
 	//testTextureLoader();
-	testAudio();
+	//testAudio();
+	testGenerateurTexture();
 
 	return 0;
 }
-

Pontu/include/engine/TextureLoader.h

@@ -1,5 +1,6 @@
 #include <SDL2/SDL.h>
 #include <SDL2/SDL_image.h>
+#include <SDL2/SDL_ttf.h>
 
 /*
  * \brief Create a texture with an image
@@ -8,3 +9,5 @@
  * \return Return texture created on success. Else return NULL and print the error on STDERR.
 */
 SDL_Texture* createTextureFromPath(SDL_Renderer* renderer, char* path);
+
+SDL_Texture* createGenericButtonTexture(char* text, TTF_Font* font, int* sizex, int* sizey, SDL_bool forHover);

Pontu/src/engine/TextureLoader.c

@@ -1,5 +1,8 @@
 #include "engine/TextureLoader.h"
 #include <string.h>
+#include <stdio.h>
+#include <SDL2/SDL.h>
+
 SDL_Texture* createTextureFromPath(SDL_Renderer* renderer, char* path)
 {
 	SDL_Texture* texture = NULL;
@@ -19,3 +22,30 @@ SDL_Texture* createTextureFromPath(SDL_Renderer* renderer, char* path)
 	}
 	return texture;
 }
+
+SDL_Texture* createGenericButtonTexture(char* text, TTF_Font* font, int* sizex, int* sizey, SDL_bool forHover)
+{
+	// https://www.libsdl.org/projects/SDL_ttf/docs/SDL_ttf.html#SEC38
+
+	SDL_Color background = { 85, 39, 163, 255};
+	SDL_Color outline = { 134, 64, 255, 255};
+	int thickness = 1; //thickness of the outline;
+
+	SDL_Window *window = NULL;
+    SDL_Renderer *renderer = NULL;
+    int statut = EXIT_FAILURE;
+
+	//rendu
+    renderer = SDL_CreateRenderer(window, -1, SDL_RENDERER_ACCELERATED);
+    if(renderer == NULL)
+    {
+        fprintf(stderr, "Erreur SDL_CreateRenderer: %s\n", SDL_GetError());
+		exit(1);
+    }
+
+    if(0 != SDL_SetRenderDrawColor(renderer, 0,0,0,0))  //choisi la couleur avec laquelle travailler
+    {
+        fprintf(stderr, "Erreur SDL_SetRenderDrawColor: %s\n", SDL_GetError());
+        exit(1);
+    }
+}

Pontu/test/testButton.c

@@ -81,7 +81,6 @@ int main(int argc, char const *argv[]) {
 
     SDL_SetRenderTarget(renderer, NULL);
     arg.texture = violetTexture;
-    button.hoverTexture = blueTexture;
     while(!quit)
     {
         while(SDL_PollEvent(&event))

Pontu/test/testGenerateurTexture.c

@@ -0,0 +1,111 @@
+#include "engine/TextureLoader.h"
+
+int testGenerateurTexture(){
+    SDL_Window *window = NULL;
+    SDL_Renderer *renderer = NULL;
+    int statut = EXIT_FAILURE;
+
+    if(0 != SDL_Init(SDL_INIT_VIDEO))
+    {
+        fprintf(stderr, "Erreur SDL_INIT: %s\n", SDL_GetError());
+        goto Quit;
+    }
+
+    //fenetre
+    window = SDL_CreateWindow("Fenêtre", SDL_WINDOWPOS_CENTERED, SDL_WINDOWPOS_CENTERED, 640,480, SDL_WINDOW_SHOWN);
+    if(window == NULL)
+    {
+        fprintf(stderr, "Erreur SDL_CreateWindow: %s\n", SDL_GetError());
+        goto Quit;
+    }
+
+    //rendu
+    renderer = SDL_CreateRenderer(window, -1, SDL_RENDERER_ACCELERATED);
+    if(renderer == NULL)
+    {
+        fprintf(stderr, "Erreur SDL_CreateRenderer: %s\n", SDL_GetError());
+        goto Quit;
+    }
+
+    if(0 != SDL_SetRenderDrawColor(renderer, 0,0,0,0))  //choisi la couleur avec laquelle travailler
+    {
+        fprintf(stderr, "Erreur SDL_SetRenderDrawColor: %s\n", SDL_GetError());
+        goto Quit;
+    }
+
+    if(0 != SDL_RenderClear(renderer))  //efface le rendu en le repeignant avec la couleur choisi
+    {
+        fprintf(stderr, "Erreur SDL_SetRenderDrawColor: %s\n", SDL_GetError());
+        goto Quit;
+    }
+
+    if(0 != SDL_SetRenderDrawColor(renderer, 255,255,255,255))  //choisi la couleur avec laquelle travailler
+    {
+        fprintf(stderr, "Erreur SDL_SetRenderDrawColor: %s\n", SDL_GetError());
+        goto Quit;
+    }
+    SDL_RenderPresent(renderer);
+
+
+
+    if(TTF_Init()==-1) {
+        printf("TTF_Init: %s\n", TTF_GetError());
+        exit(2);
+    }
+
+    // load font.ttf at size 16 into font
+    TTF_Font *retroFont;
+    retroFont=TTF_OpenFont("rsrc/font/retro/retro.TTF", 72);
+    if(!retroFont) {
+        printf("TTF_OpenFont: %s\n", TTF_GetError());
+    // handle error
+    }
+    SDL_Color White = {255, 255, 255};
+    SDL_Surface* surfaceMessage = TTF_RenderText_Solid(retroFont, "put your text here", White);
+
+    // now you can convert it into a texture
+    SDL_Texture* Message = SDL_CreateTextureFromSurface(renderer, surfaceMessage);
+
+    SDL_Rect Message_rect; //create a rect
+    Message_rect.x = 0;  //controls the rect's x coordinate
+    Message_rect.y = 0; // controls the rect's y coordinte
+    Message_rect.w = 500; // controls the width of the rect
+    Message_rect.h = 100; // controls the height of the rect
+    SDL_RenderCopy(renderer, Message, NULL, &Message_rect);
+
+    SDL_RenderPresent(renderer);
+
+    int minx,maxx,maxy,advance;
+    if(TTF_GlyphMetrics(retroFont,'put your text here',&minx,&maxx,NULL,NULL,&advance)==-1)
+        printf("%s\n",TTF_GetError());
+    else {
+        printf("minx    : %d\n",minx);
+        printf("maxx    : %d\n",maxx);
+        printf("advance : %d\n",advance);
+        printf("Largeur : %d\n",maxx-minx);
+    }
+
+    SDL_bool quit = SDL_FALSE;
+    SDL_Event event;
+    while(!quit)
+    {
+        while(SDL_PollEvent(&event))
+        {
+            switch(event.type)
+            {
+            case SDL_QUIT:
+                quit = SDL_TRUE;
+                break;
+            }
+        }
+    }
+
+Quit:
+    if(renderer != NULL)
+        SDL_DestroyRenderer(renderer);
+    if(window != NULL)
+        SDL_DestroyWindow(window);
+    SDL_Quit();
+    TTF_Quit();
+    return statut;
+}

Pontu/test/testTextureLoader.c

@@ -17,6 +17,11 @@ int testTextureLoader(void) {
         goto Quit;
     }
 
+	if(TTF_Init()==-1) {
+	    printf("TTF_Init: %s\n", TTF_GetError());
+	    exit(2);
+	}
+
     //fenetre
     window = SDL_CreateWindow("Fenêtre", SDL_WINDOWPOS_CENTERED, SDL_WINDOWPOS_CENTERED, 640,480, SDL_WINDOW_SHOWN);
     if(window == NULL)
@@ -82,5 +87,6 @@ Quit:
     if(window != NULL)
         SDL_DestroyWindow(window);
     SDL_Quit();
+    TTF_Quit();
     return statut;
 }