Render string on screen
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868922c68e
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2
Makefile
2
Makefile
@ -6,7 +6,7 @@ CC = g++
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#COMPILER_FLAGS specifies the additional compilation options we're using
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# -w suppresses all warnings
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COMPILER_FLAGS = -w
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COMPILER_FLAGS = -Wall -Wpedantic
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#LINKER_FLAGS specifies the libraries we're linking against
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LINKER_FLAGS = -lSDL2 -lSDL2_image
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97
main.cpp
97
main.cpp
@ -21,6 +21,60 @@ enum KeyPressSurfaces
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KEY_PRESS_SURFACE_TOTAL
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};
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SDL_Rect get_srcrect(char key) {
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SDL_Rect srcrect;
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srcrect.x = (key % 16) * 70;
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srcrect.y = (key / 16) * 80;
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srcrect.w = 80;
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srcrect.h = 80;
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return srcrect;
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}
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void render_char(char key, int row, int col, SDL_Renderer* renderer, SDL_Texture* font) {
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SDL_Rect dstrect;
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dstrect.x = col;
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dstrect.y = row;
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dstrect.w = 80;
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dstrect.h = 80;
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SDL_Rect srcrect = get_srcrect(key);
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SDL_RenderCopy(renderer, font, &srcrect, &dstrect);
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}
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void Draw(char keyPressed, SDL_Renderer* renderer, SDL_Texture* fontTexture) {
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SDL_Rect srcrect;
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SDL_Rect dstrect;
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if (keyPressed > 0) {
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srcrect.x = (keyPressed % 16) * 70;
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srcrect.y = (keyPressed / 16) * 80;
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} else {
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srcrect.x = 0;
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srcrect.y = 0;
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}
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srcrect.w = 80;
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srcrect.h = 80;
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dstrect.x = SCREEN_WIDTH/2 - 40;
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dstrect.y = SCREEN_HEIGHT/2 - 40;
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dstrect.w = 100;
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dstrect.h = 100;
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// SDL_BlitSurface(imageSurface, &srcrect, screenSurface, &dstrect);
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//Update the surface
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// SDL_UpdateWindowSurface( window );
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SDL_RenderCopy(renderer, fontTexture, &srcrect, &dstrect);
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}
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int main(int argc, char *argv[]) {
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SDL_Window* window = NULL;
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@ -40,8 +94,7 @@ int main(int argc, char *argv[]) {
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return 1;
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}
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SDL_Renderer* renderer =
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SDL_CreateRenderer(window, -1, SDL_RENDERER_ACCELERATED);
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SDL_Renderer* renderer = SDL_CreateRenderer(window, -1, SDL_RENDERER_ACCELERATED);
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SDL_SetRenderDrawColor(renderer, 130, 163, 255, 1);
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@ -58,10 +111,12 @@ int main(int argc, char *argv[]) {
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//Fill the surface white
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// auto rgbMap = SDL_MapRGB( screenSurface->format, 0x82, 0xA3, 0xFF);
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int test = 0;
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SDL_Event e;
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bool quit = false;
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int keyPressed = -1;
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int rowCurr = 0;
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int colCurr = 0;
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string text = "Some text";
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while (quit == false) {
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while (SDL_PollEvent( &e)) {
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if (e.type == SDL_QUIT) {
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@ -77,38 +132,14 @@ int main(int argc, char *argv[]) {
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// }
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}
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}
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// SDL_FillRect( screenSurface, NULL, rgbMap);
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SDL_Rect srcrect;
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SDL_Rect dstrect;
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if (keyPressed > 0) {
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srcrect.x = (keyPressed % 16) * 70;
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srcrect.y = (keyPressed / 16) * 80;
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} else {
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srcrect.x = 0;
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srcrect.y = 0;
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}
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srcrect.w = 80;
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srcrect.h = 80;
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dstrect.x = SCREEN_WIDTH/2 - 40;
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dstrect.y = SCREEN_HEIGHT/2 - 40;
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dstrect.w = 100;
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dstrect.h = 100;
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// SDL_BlitSurface(imageSurface, &srcrect, screenSurface, &dstrect);
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//Update the surface
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// SDL_UpdateWindowSurface( window );
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SDL_RenderClear(renderer);
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SDL_RenderCopy(renderer, fontTexture, &srcrect, &dstrect);
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SDL_SetTextureColorMod(fontTexture, 0xFF, 0, 0);
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for (int i = 0; i < 10; i++) {
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render_char(text[i], rowCurr, colCurr++ * 50, renderer, fontTexture);
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}
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colCurr = 0;
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// Draw(keyPressed, renderer, fontTexture);
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SDL_RenderPresent(renderer);
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}
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