UITouchButton

Class

Source: UITouchButton.h

Inherits from: UITouchElement

Description

Touch-optimized button widget.

Provides touch input support and the Entity update/draw interface. Construct with position/size; register with UIManager::addElement for touch routing. States: Idle, Pressed, Hover Events: OnDown, OnUp, OnClick

Inheritance

UITouchElement → UITouchButton

Methods

void setColors(Color normal, Color pressed, Color disabled)

Description:

Set button colors

Parameters:

• normal: Color for normal state
• pressed: Color for pressed state
• disabled: Color for disabled state

Color getNormalColor() const

Description:

Get normal color

Returns: Normal state color

Color getPressedColor() const

Description:

Get pressed color

Returns: Pressed state color

Color getDisabledColor() const

Description:

Get disabled color

Returns: Disabled state color

Color getBorderColor() const

Description:

Get border color

Returns: Border color

Color getDisabledBorderColor() const

Description:

Get disabled border color

Returns: Disabled border color

void setFontSize(int size)

Description:

Set font size for text rendering

Parameters:

• size: Font size (pixels/8, typically 1-4)

int getFontSize() const

Description:

Get current font size

Returns: Font size

void setTextAlignment(TextAlignment align)

Description:

Set text alignment

Parameters:

• align: Text alignment (LEFT, CENTER, RIGHT)

TextAlignment getTextAlignment() const

Description:

Get current text alignment

Returns: Text alignment

void setOnDown(UIElementVoidCallback callback)

Description:

Set the OnDown callback

Parameters:

• callback: Function to call when touch goes down

void setOnUp(UIElementVoidCallback callback)

Description:

Set the OnUp callback

Parameters:

• callback: Function to call when touch goes up

void setOnClick(UIElementVoidCallback callback)

Description:

Set the OnClick callback

Parameters:

• callback: Function to call when button is clicked

UIElementVoidCallback getOnDown() const

Description:

Get the OnDown callback

Returns: The current OnDown callback

UIElementVoidCallback getOnUp() const

Description:

Get the OnUp callback

Returns: The current OnUp callback

UIElementVoidCallback getOnClick() const

Description:

Get the OnClick callback

Returns: The current OnClick callback

void reset()

Description:

Reset button state

void autoSize(uint8_t padding = 4)

Description:

Auto-size button width to fit the current label

Parameters:

• padding: Extra pixels to add around text (default: 4)

void setActive()

Description:

Set active flag

void clearActive()

Description:

Clear active flag

Color getCurrentColor() const

Description:

Get color based on current state