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ParseXMLBitmapFont has a new optional parameter texture. If defined, this Texture is populated with Frame data, one frame per glyph. This happens automatically when loading Bitmap Text data in Phaser.

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This commit is contained in:
Richard Davey 2020-08-05 12:46:28 +01:00
parent d98d305e2f
commit 96a64eae4e
3 changed files with 26 additions and 8 deletions
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5
src/gameobjects/bitmaptext/ParseFromAtlas.js
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@ -27,12 +27,13 @@ var ParseXMLBitmapFont = require('./ParseXMLBitmapFont');
*/
var ParseFromAtlas = function (scene, fontName, textureKey, frameKey, xmlKey, xSpacing, ySpacing)
{
var frame = scene.sys.textures.getFrame(textureKey, frameKey);
var texture = scene.sys.textures.get(textureKey);
var frame = texture.get(frameKey);
var xml = scene.sys.cache.xml.get(xmlKey);
if (frame && xml)
{
var data = ParseXMLBitmapFont(xml, frame, xSpacing, ySpacing);
var data = ParseXMLBitmapFont(xml, frame, xSpacing, ySpacing, texture);
scene.sys.cache.bitmapFont.add(fontName, { data: data, texture: textureKey, frame: frameKey });

25
src/gameobjects/bitmaptext/ParseXMLBitmapFont.js
View file

@ -32,10 +32,11 @@ function getValue (node, attribute)
* @param {Phaser.Textures.Frame} frame - The texture frame to take into account when creating the uv data.
* @param {integer} [xSpacing=0] - The x-axis spacing to add between each letter.
* @param {integer} [ySpacing=0] - The y-axis spacing to add to the line height.
* @param {Phaser.Textures.Texture} [texture] - If provided, each glyph in the Bitmap Font will be added to this texture as a frame.
*
* @return {Phaser.Types.GameObjects.BitmapText.BitmapFontData} The parsed Bitmap Font data.
*/
var ParseXMLBitmapFont = function (xml, frame, xSpacing, ySpacing)
var ParseXMLBitmapFont = function (xml, frame, xSpacing, ySpacing, texture)
{
if (xSpacing === undefined) { xSpacing = 0; }
if (ySpacing === undefined) { ySpacing = 0; }
@ -44,6 +45,7 @@ var ParseXMLBitmapFont = function (xml, frame, xSpacing, ySpacing)
var textureY = frame.cutY;
var textureWidth = frame.source.width;
var textureHeight = frame.source.height;
var sourceIndex = frame.sourceIndex;
var data = {};
var info = xml.getElementsByTagName('info')[0];
@ -69,6 +71,7 @@ var ParseXMLBitmapFont = function (xml, frame, xSpacing, ySpacing)
var node = letters[i];
var charCode = getValue(node, 'id');
var letter = String.fromCharCode(charCode);
var gx = getValue(node, 'x');
var gy = getValue(node, 'y');
var gw = getValue(node, 'width');
@ -98,6 +101,11 @@ var ParseXMLBitmapFont = function (xml, frame, xSpacing, ySpacing)
gy -= frame.y;
}
var u0 = (textureX + gx) / textureWidth;
var v0 = (textureY + gy) / textureHeight;
var u1 = (textureX + gx + gw) / textureWidth;
var v1 = (textureY + gy + gh) / textureHeight;
data.chars[charCode] =
{
x: gx,
@ -111,11 +119,18 @@ var ParseXMLBitmapFont = function (xml, frame, xSpacing, ySpacing)
xAdvance: getValue(node, 'xadvance') + xSpacing,
data: {},
kerning: {},
u0: (textureX + gx) / textureWidth,
v0: (textureY + gy) / textureHeight,
u1: (textureX + gx + gw) / textureWidth,
v1: (textureY + gy + gh) / textureHeight
u0: u0,
v0: v0,
u1: u1,
v1: v1
};
if (texture)
{
var charFrame = texture.add(letter, sourceIndex, gx, gy, gw, gh);
charFrame.setUVs(gw, gh, u0, v0, u1, v1);
}
}
var kernings = xml.getElementsByTagName('kerning');

4
src/loader/filetypes/BitmapFontFile.js
View file

@ -99,7 +99,9 @@ var BitmapFontFile = new Class({
image.addToCache();
xml.addToCache();
var data = ParseXMLBitmapFont(xml.data, image.cache.getFrame(image.key));
var texture = image.cache.get(image.key);
var data = ParseXMLBitmapFont(xml.data, image.cache.getFrame(image.key), 0, 0, texture);
this.loader.cacheManager.bitmapFont.add(image.key, { data: data, texture: image.key, frame: null });