BitmapText.setDropShadow is a new method that allows you to apply a drop shadow effect to a Bitmap Text object. You can set the horizontal and vertical offset of the shadow, as well as the color and alpha levels. Call this method with no parameters to clear a shadow.

This commit is contained in:
Richard Davey 2020-07-31 16:39:05 +01:00
parent aac2276692
commit c228dd596a

View file

@ -225,6 +225,50 @@ var BitmapText = new Class({
*/
this.charColors = [];
/**
* The horizontal offset of the drop shadow.
*
* You can set this directly, or use `Phaser.GameObjects.BitmapText#setDropShadow`.
*
* @name Phaser.GameObjects.BitmapText#dropShadowX
* @type {number}
* @since 3.50.0
*/
this.dropShadowX = 0;
/**
* The vertical offset of the drop shadow.
*
* You can set this directly, or use `Phaser.GameObjects.BitmapText#setDropShadow`.
*
* @name Phaser.GameObjects.BitmapText#dropShadowY
* @type {number}
* @since 3.50.0
*/
this.dropShadowY = 0;
/**
* The color of the drop shadow.
*
* Set this via `Phaser.GameObjects.BitmapText#setDropShadow`.
*
* @name Phaser.GameObjects.BitmapText#dropShadowColor
* @type {number}
* @since 3.50.0
*/
this.dropShadowColor = 0x000000;
/**
* The alpha value of the drop shadow.
*
* You can set this directly, or use `Phaser.GameObjects.BitmapText#setDropShadow`.
*
* @name Phaser.GameObjects.BitmapText#dropShadowAlpha
* @type {number}
* @since 3.50.0
*/
this.dropShadowAlpha = 0.5;
this.setTexture(entry.texture, entry.frame);
this.setPosition(x, y);
this.setOrigin(0, 0);
@ -365,7 +409,43 @@ var BitmapText = new Class({
return this;
},
/**
* Sets a drop shadow effect on this Bitmap Text.
*
* This is a WebGL only feature.
*
* You can set the vertical and horizontal offset of the shadow, as well as the color and alpha.
*
* Once a shadow has been enabled you can modify the `dropShadowX` and `dropShadowY` properties of this
* Bitmap Text directly to adjust the position of the shadow in real-time.
*
* If you wish to clear the shadow, call this method with no parameters specified.
*
* @method Phaser.GameObjects.BitmapText#setDropShadow
* @webglOnly
* @since 3.50.0
*
* @param {number} [x=0] - The horizontal offset of the drop shadow.
* @param {number} [y=0] - The vertical offset of the drop shadow.
* @param {number} [color=0xffffff] - The color of the drop shadow, given as a hex value, i.e. `0x000000` for black.
* @param {number} [alpha=0.5] - The alpha of the drop shadow, given as a float between 0 and 1. This is combined with the Bitmap Text alpha as well.
*
* @return {this} This BitmapText Object.
*/
setDropShadow: function (x, y, color, alpha)
{
if (x === undefined) { x = 0; }
if (y === undefined) { y = 0; }
if (color === undefined) { color = 0x000000; }
if (alpha === undefined) { alpha = 0.5; }
this.dropShadowX = x;
this.dropShadowY = y;
this.dropShadowColor = GetColor(color);
this.dropShadowAlpha = alpha;
return this;
},
/**
* Sets a tint on a range of characters in this Bitmap Text, starting from the `start` parameter index