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90 lines
3.5 KiB
90 lines
3.5 KiB
/*******************************************************************************************
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*
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* raylib [core] example - Multitouch input
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*
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* This example has been created using raylib 2.1 (www.raylib.com)
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* raylib is licensed under an unmodified zlib/libpng license (View raylib.h for details)
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*
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* Copyright (c) 2014 Ramon Santamaria (@raysan5)
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* Example by Berni
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*
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********************************************************************************************/
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#include "raylib.h"
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#include <stdio.h>
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int main()
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{
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// Initialization
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//--------------------------------------------------------------------------------------
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int screenWidth = 800;
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int screenHeight = 450;
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InitWindow(screenWidth, screenHeight, "raylib [core] example - multitouch input");
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Vector2 ballPosition = { -100.0f, -100.0f };
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Color ballColor;
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int PressedCounter = 0;
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Vector2 TouchPos;
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char Str[16];
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SetTargetFPS(60);
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//---------------------------------------------------------------------------------------
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// Main game loop
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while (!WindowShouldClose()) // Detect window close button or ESC key
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{
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// Update
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//----------------------------------------------------------------------------------
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ballPosition = GetMousePosition();
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ballColor = BEIGE;
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if (IsMouseButtonDown(MOUSE_LEFT_BUTTON)) ballColor = MAROON;
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if (IsMouseButtonDown(MOUSE_MIDDLE_BUTTON)) ballColor = LIME;
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if (IsMouseButtonDown(MOUSE_RIGHT_BUTTON)) ballColor = DARKBLUE;
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if (IsMouseButtonPressed(MOUSE_LEFT_BUTTON)) PressedCounter = 10;
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if (IsMouseButtonPressed(MOUSE_MIDDLE_BUTTON)) PressedCounter = 10;
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if (IsMouseButtonPressed(MOUSE_RIGHT_BUTTON)) PressedCounter = 10;
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if(PressedCounter > 0)
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PressedCounter--;
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//----------------------------------------------------------------------------------
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// Draw
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//----------------------------------------------------------------------------------
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BeginDrawing();
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ClearBackground(RAYWHITE);
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// Multitouch
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for (int i = 0; i < MAX_TOUCH_POINTS; ++i)
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{
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TouchPos = GetTouchPosition(i); // Get the touch point
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if( (TouchPos.x >= 0) && (TouchPos.y >= 0) ) // Make sure point is not (-1,-1) as this means there is no touch for it
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{
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DrawCircleV(TouchPos, 34, ORANGE); // Draw a circle there
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sprintf(Str,"%d",i);
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DrawText(Str, TouchPos.x - 10, TouchPos.y - 70, 40, BLACK); // Also show its index number
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}
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}
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// Draw the normal mouse location
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DrawCircleV(ballPosition, 30 + (PressedCounter * 3), ballColor);
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DrawText("move ball with mouse and click mouse button to change color", 10, 10, 20, DARKGRAY);
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DrawText("touch the screen at multiple locations to get multiple balls", 10, 30, 20, DARKGRAY);
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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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CloseWindow(); // Close window and OpenGL context
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//--------------------------------------------------------------------------------------
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return 0;
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}
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