104 lines
4.5 KiB
C
104 lines
4.5 KiB
C
/*******************************************************************************************
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*
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* raylib [text] example - font scaling metrics
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*
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* Example originally created with raylib 5.5, last time updated with raylib 5.5
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*
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* Example licensed under an unmodified zlib/libpng license, which is an OSI-certified,
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* BSD-like open-source license that allows free use in commercial applications.
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*
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********************************************************************************************/
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#include "raylib.h"
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#include <stddef.h>
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int main(void)
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{
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// Initialization
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//--------------------------------------------------------------------------------------
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const int screenWidth = 960;
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const int screenHeight = 540;
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InitWindow(screenWidth, screenHeight, "raylib [text] example - font scaling metrics");
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// Some fonts need to be loaded using the Em Box scaling metric.
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// Loading pixel fonts with default metric can cause blurry rendering when drawn to render texture.
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SetFontSizeMetric(FONT_SIZE_METRIC_EM_BOX);
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Font fontPixantiquaEmBox = LoadFontEx("resources/pixantiqua.ttf", 16, NULL, 0);
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Font fontAnonymousEmBox = LoadFontEx("resources/anonymous_pro_bold.ttf", 16, NULL, 0);
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Font fontDotGothicEmBox = LoadFontEx("resources/DotGothic16-Regular.ttf", 16, NULL, 0);
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// Other fonts can use the default Ascent scaling metric.
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SetFontSizeMetric(FONT_SIZE_METRIC_ASCENT);
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Font fontPixantiquaAscent = LoadFontEx("resources/pixantiqua.ttf", 64, NULL, 0);
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Font fontAnonymousAscent = LoadFontEx("resources/anonymous_pro_bold.ttf", 32, NULL, 0);
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Font fontDotGothicAscent = LoadFontEx("resources/DotGothic16-Regular.ttf", 32, NULL, 0);
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// Set up Render Texture
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RenderTexture2D target = LoadRenderTexture(480, 270);
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SetTextureFilter(target.texture, TEXTURE_FILTER_POINT);
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SetTargetFPS(60);
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//--------------------------------------------------------------------------------------
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// Main game loop
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while (!WindowShouldClose())
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{
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// Update
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//----------------------------------------------------------------------------------
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// TODO: Update your variables here
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//----------------------------------------------------------------------------------
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// Draw
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//----------------------------------------------------------------------------------
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BeginTextureMode(target);
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ClearBackground(BLACK);
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// Headers inside render texture
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DrawText("Em Box", 30, 10, 20, LIGHTGRAY);
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DrawText("Ascent", 270, 10, 20, LIGHTGRAY);
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DrawLine(240, 0, 240, 270, GRAY);
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DrawLine(10, 35, 470, 35, GRAY);
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// Render fonts with Em Box scaling metric (Left column)
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DrawTextEx(fontPixantiquaEmBox, "Pixantiqua 16px", (Vector2){ 30, 50 }, 16.0f, 1, WHITE);
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DrawTextEx(fontAnonymousEmBox, "Anonymous Pro", (Vector2){ 30, 110 }, 16.0f, 1, WHITE);
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DrawTextEx(fontDotGothicEmBox, "DotGothic16", (Vector2){ 30, 170 }, 16.0f, 1, WHITE);
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// Render fonts with Ascent scaling metric (Right column)
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DrawTextEx(fontPixantiquaAscent, "Pixantiqua 16px", (Vector2){ 270, 50 }, 16.0f, 1, WHITE);
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DrawTextEx(fontAnonymousAscent, "Anonymous Pro", (Vector2){ 270, 110 }, 16.0f, 1, WHITE);
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DrawTextEx(fontDotGothicAscent, "DotGothic16", (Vector2){ 270, 170 }, 16.0f, 1, WHITE);
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EndTextureMode();
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// Render target texture stretched to the main window
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//----------------------------------------------------------------------------------
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BeginDrawing();
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ClearBackground(BLACK);
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DrawTexturePro(target.texture,
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(Rectangle){ 0, 0, (float)target.texture.width, (float)-target.texture.height },
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(Rectangle){ 0, 0, (float)GetScreenWidth(), (float)GetScreenHeight() },
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(Vector2){ 0, 0 }, 0.0f, WHITE);
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EndDrawing();
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//----------------------------------------------------------------------------------
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}
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// De-Initialization
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//--------------------------------------------------------------------------------------
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UnloadFont(fontPixantiquaEmBox);
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UnloadFont(fontAnonymousEmBox);
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UnloadFont(fontDotGothicEmBox);
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UnloadFont(fontPixantiquaAscent);
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UnloadFont(fontAnonymousAscent);
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UnloadFont(fontDotGothicAscent);
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UnloadRenderTexture(target);
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CloseWindow();
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//--------------------------------------------------------------------------------------
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return 0;
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}
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