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66 lines
2.4 KiB
66 lines
2.4 KiB
#include "button.h"
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#include "../game.h"
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#include "screenIDs.h"
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#include "stdio.h"
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#include "stdlib.h"
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#include "raylib.h"
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#include "string.h"
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Button * ButtonInitButton(Texture2D textures[4], Vector2 *position, char *text, int textLEN, int id){
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Button *button = malloc(sizeof(Button));
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button->textures[0] = textures[0];
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button->textures[1] = textures[1];
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button->textures[2] = textures[2];
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button->textures[3] = textures[3];
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button->position = (Vector2){position->x, position->y};
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button->centerPosition = (Vector2){position->x + textures[0].width/2, position->y + textures[0].height/2};
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strncpy(button->text, text, textLEN);
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button->state = BUTTON_STATE_DEFAULT;
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button->id = id;
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return button;
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}
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void ButtonExecuteButton(Button *button, Game *game){
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button->state = BUTTON_STATE_DEFAULT;
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switch(button->id){
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case BUTTON_ID_CONTINUE: // continue game
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if(game->screen == SCREEN_PAUSE){
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game->screen = SCREEN_GAME;
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}
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break;
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}
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}
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void ButtonDrawButton(Button * button){
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// erst Button Texture, dann Text zentriert drauf
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DrawTexture(button->textures[button->state], button->position.x, button->position.y, WHITE);
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DrawText(button->text, button->centerPosition.x - MeasureText(button->text, BUTTON_FONT_SIZE)/2, button->centerPosition.y - BUTTON_FONT_SIZE/2, BUTTON_FONT_SIZE, BLACK);
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}
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int ButtonUpdateButtonState(Button * button){
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if(button->state == BUTTON_STATE_RELEASED){
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// Wir verlassen den RELEASED State automatisch wenn wir den Code des Buttons ausführen, siehe ButtonExecuteButton
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// So lange der Code nicht ausgeführt wurde bleiben wir im state damit er definitiv im nächsten Frame ausgeführt wird
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return button->state;
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}
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else if(GetMouseX() > button->position.x &&
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GetMouseX() < button->position.x + button->textures[button->state].width &&
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GetMouseY() > button->position.y &&
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GetMouseY() < button->position.y + button->textures[button->state].height
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){
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if(IsMouseButtonDown(MOUSE_BUTTON_LEFT)){
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return button->state = BUTTON_STATE_PRESSED;
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}
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else if(button->state == BUTTON_STATE_PRESSED){
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return button->state = BUTTON_STATE_RELEASED;
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}
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return button->state = BUTTON_STATE_HOVERED;
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}
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return button->state = BUTTON_STATE_DEFAULT;
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}
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