diff --git a/examples/shapes/shapes_kaleidoscope.c b/examples/shapes/shapes_kaleidoscope.c index be1409a8d..119fca598 100644 --- a/examples/shapes/shapes_kaleidoscope.c +++ b/examples/shapes/shapes_kaleidoscope.c @@ -16,7 +16,10 @@ ********************************************************************************************/ #include "raylib.h" +#include +#define RAYGUI_IMPLEMENTATION +#include "raygui.h" #include "raymath.h" #define MAX_DRAW_LINES 8192 @@ -47,6 +50,9 @@ int main(void) int symmetry = 6; float angle = 360.0f/(float)symmetry; float thickness = 3.0f; + Rectangle resetButtonRec = { screenWidth - 55, 5, 50, 25 }; + Rectangle backButtonRec = { screenWidth - 55, screenHeight - 30, 25, 25 }; + Rectangle nextButtonRec = { screenWidth - 30, screenHeight - 30, 25, 25 }; Vector2 mousePos = { 0 }; Vector2 prevMousePos = { 0 }; Vector2 scaleVector = { 1.0f, -1.0f }; @@ -58,7 +64,11 @@ int main(void) camera.rotation = 0.0f; camera.zoom = 1.0f; - int lineCounter = 0; + int currentLineCounter = 0; + int totalLineCounter = 0; + int resetButtonClicked = false; + int backButtonClicked = false; + int nextButtonClicked = false; SetTargetFPS(20); //-------------------------------------------------------------------------------------- @@ -74,24 +84,47 @@ int main(void) Vector2 lineStart = Vector2Subtract(mousePos, offset); Vector2 lineEnd = Vector2Subtract(prevMousePos, offset); - if (IsMouseButtonDown(MOUSE_LEFT_BUTTON)) + if ( + IsMouseButtonDown(MOUSE_LEFT_BUTTON) + && (CheckCollisionPointRec(mousePos, resetButtonRec) == false) + && (CheckCollisionPointRec(mousePos, backButtonRec) == false) + && (CheckCollisionPointRec(mousePos, nextButtonRec) == false) + ) { - for (int s = 0; (s < symmetry) && (lineCounter < (MAX_DRAW_LINES - 1)); s++) + for (int s = 0; (s < symmetry) && (totalLineCounter < (MAX_DRAW_LINES - 1)); s++) { lineStart = Vector2Rotate(lineStart, angle*DEG2RAD); lineEnd = Vector2Rotate(lineEnd, angle*DEG2RAD); // Store mouse line - lines[lineCounter].start = lineStart; - lines[lineCounter].end = lineEnd; + lines[totalLineCounter].start = lineStart; + lines[totalLineCounter].end = lineEnd; // Store reflective line - lines[lineCounter + 1].start = Vector2Multiply(lineStart, scaleVector); - lines[lineCounter + 1].end = Vector2Multiply(lineEnd, scaleVector); + lines[totalLineCounter + 1].start = Vector2Multiply(lineStart, scaleVector); + lines[totalLineCounter + 1].end = Vector2Multiply(lineEnd, scaleVector); - lineCounter += 2; + totalLineCounter += 2; + currentLineCounter = totalLineCounter; } } + + if (resetButtonClicked) + { + memset(&lines, 0, sizeof(Line)*MAX_DRAW_LINES); + currentLineCounter = 0; + totalLineCounter = 0; + } + + if (backButtonClicked && (currentLineCounter > 0)) + { + currentLineCounter -= 1; + } + + if (nextButtonClicked && (currentLineCounter < MAX_DRAW_LINES) && ((currentLineCounter + 1) <= totalLineCounter)) + { + currentLineCounter += 1; + } //---------------------------------------------------------------------------------- // Draw @@ -99,19 +132,31 @@ int main(void) BeginDrawing(); ClearBackground(RAYWHITE); - BeginMode2D(camera); + for (int s = 0; s < symmetry; s++) { - for (int i = 0; i < lineCounter; i += 2) + for (int i = 0; i < currentLineCounter; i += 2) { DrawLineEx(lines[i].start, lines[i].end, thickness, BLACK); DrawLineEx(lines[i + 1].start, lines[i + 1].end, thickness, BLACK); } } + EndMode2D(); - DrawText(TextFormat("LINES: %i/%i", lineCounter, MAX_DRAW_LINES), 10, screenHeight - 30, 20, MAROON); + if ((currentLineCounter - 1) < 0) GuiDisable(); + + backButtonClicked = GuiButton(backButtonRec, "<"); + GuiEnable(); + + if ((currentLineCounter + 1) > totalLineCounter) GuiDisable(); + + nextButtonClicked = GuiButton(nextButtonRec, ">"); + GuiEnable(); + resetButtonClicked = GuiButton(resetButtonRec, "Reset"); + + DrawText(TextFormat("LINES: %i/%i", currentLineCounter, MAX_DRAW_LINES), 10, screenHeight - 30, 20, MAROON); DrawFPS(10, 10); EndDrawing(); diff --git a/examples/shapes/shapes_kaleidoscope.png b/examples/shapes/shapes_kaleidoscope.png index d14571ab7..3c15a52b3 100644 Binary files a/examples/shapes/shapes_kaleidoscope.png and b/examples/shapes/shapes_kaleidoscope.png differ