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120 lines
4.1 KiB
120 lines
4.1 KiB
/*******************************************************************************************
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*
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* raylib [core] example - Input Gestures Detection
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*
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* Example originally created with raylib 1.4, last time updated with raylib 4.2
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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 license that allows static linking with closed source software
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*
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* Copyright (c) 2016-2024 Ramon Santamaria (@raysan5)
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*
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********************************************************************************************/
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#include "raylib.h"
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int MAX_GESTURE_STRINGS = 20;
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int screenWidth = 0;
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int screenHeight = 0;
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Vector2 touchPosition;
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Rectangle touchArea;
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int gesturesCount = 0;
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char gestureStrings[100][32];
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int currentGesture = GESTURE_NONE;
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int lastGesture = GESTURE_NONE;
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void ios_ready(){
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InitWindow(0, 0, "raylib [core] example - input gestures");
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screenWidth = GetScreenWidth();
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screenHeight = GetScreenHeight();
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touchPosition = (Vector2){ 0, 0 };
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touchArea = (Rectangle){ 220, 10, screenWidth - 230.0f, screenHeight - 20.0f };
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//SetGesturesEnabled(0b0000000000001001); // Enable only some gestures to be detected
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SetTargetFPS(60);
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MAX_GESTURE_STRINGS = (screenHeight - 50) / 20;
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}
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static void add_gesture(const char* title){
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if (gesturesCount >= MAX_GESTURE_STRINGS)
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{
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for (int i = 0; i < MAX_GESTURE_STRINGS; i++) TextCopy(gestureStrings[i], "\0");
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gesturesCount = 0;
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}
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TextCopy(gestureStrings[gesturesCount], title);
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gesturesCount++;
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}
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void ios_update()
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{
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lastGesture = currentGesture;
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currentGesture = GetGestureDetected();
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touchPosition = GetTouchPosition(0);
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if(IsMouseButtonPressed(0)) add_gesture("MouseButtonPressed");
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if(IsMouseButtonReleased(0)) add_gesture("MouseButtonReleased");
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if (CheckCollisionPointRec(touchPosition, touchArea) && (currentGesture != GESTURE_NONE))
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{
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if (currentGesture != lastGesture)
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{
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// Store gesture string
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switch (currentGesture)
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{
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case GESTURE_TAP: add_gesture( "GESTURE TAP"); break;
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case GESTURE_DOUBLETAP: add_gesture( "GESTURE DOUBLETAP"); break;
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case GESTURE_HOLD: add_gesture( "GESTURE HOLD"); break;
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case GESTURE_DRAG: add_gesture( "GESTURE DRAG"); break;
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case GESTURE_SWIPE_RIGHT: add_gesture( "GESTURE SWIPE RIGHT"); break;
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case GESTURE_SWIPE_LEFT: add_gesture( "GESTURE SWIPE LEFT"); break;
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case GESTURE_SWIPE_UP: add_gesture( "GESTURE SWIPE UP"); break;
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case GESTURE_SWIPE_DOWN: add_gesture( "GESTURE SWIPE DOWN"); break;
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case GESTURE_PINCH_IN: add_gesture( "GESTURE PINCH IN"); break;
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case GESTURE_PINCH_OUT: add_gesture( "GESTURE PINCH OUT"); break;
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default: break;
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}
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}
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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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DrawRectangleRec(touchArea, GRAY);
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DrawRectangle(225, 15, screenWidth - 240, screenHeight - 30, RAYWHITE);
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DrawText("GESTURES TEST AREA", screenWidth - 270, screenHeight - 40, 20, Fade(GRAY, 0.5f));
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for (int i = 0; i < gesturesCount; i++)
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{
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if (i % 2 == 0){
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DrawRectangle(10, 30 + 20*i, 200, 20, Fade(LIGHTGRAY, 0.5f));
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}else{
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DrawRectangle(10, 30 + 20*i, 200, 20, Fade(LIGHTGRAY, 0.3f));
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}
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if (i < gesturesCount - 1){
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DrawText(gestureStrings[i], 35, 36 + 20*i, 10, DARKGRAY);
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}else{
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DrawText(gestureStrings[i], 35, 36 + 20*i, 10, MAROON);
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}
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}
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DrawRectangleLines(10, 29, 200, screenHeight - 50, GRAY);
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DrawText(
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TextFormat("TOUCH COUNT: %d", GetTouchPointCount()),
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50, 15, 10, GRAY
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);
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for(int i=0; i < GetTouchPointCount(); i++){
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DrawCircleV(GetTouchPosition(i), 30, MAROON);
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}
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EndDrawing();
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}
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void ios_destroy(){
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CloseWindow(); // Close window and OpenGL context
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}
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