Class: Buy

Buy()

Represents a "Buy" button in the game, extending the DrawableObject class. It loads a specific image and handles touch events to set the DOWN key in the keyboard object.

Constructor

new Buy()

Initializes the Buy button, loads the image, sets its dimensions and position, and attaches touch event listeners.
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Methods

getTouchCoordinates(event) → {Object}

Calculates the touch coordinates relative to the canvas.
Parameters:
Name Type Description
event TouchEvent The touch event triggered by user interaction.
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Returns:
An object containing the calculated x and y coordinates.
Type
Object

handleTouchStartCoordinates(touchX, touchY)

Checks if the provided touch coordinates are within the bounds of the Buy button. If they are, it sets the 'DOWN' key in the keyboard object to true.
Parameters:
Name Type Description
touchX number The x coordinate relative to the canvas.
touchY number The y coordinate relative to the canvas.
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onTouchEnd(event)

Handler for the touchend event. Resets the 'DOWN' key in the keyboard object to false, ending the action.
Parameters:
Name Type Description
event TouchEvent The touch event triggered by user interaction.
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onTouchStart(event)

Handler for the touchstart event. Calculates the touch coordinates and processes the touch start action.
Parameters:
Name Type Description
event TouchEvent The touch event triggered by user interaction.
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updatePosition()

Updates the position of the Buy button based on the canvas size.
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