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add hershey font alternatives

pull/68/head
Michael Aschauer 2018-10-09 21:38:33 +02:00
rodzic 3405452d71
commit fc7a77052a
2 zmienionych plików z 1179 dodań i 12 usunięć
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1160
stitchcode/hershey/fonts.json 100644
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Plik diff jest za duży Load Diff

31
stitchcode/objects.js
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@ -331,15 +331,21 @@ SpriteMorph.prototype.pointTowards = function (x, y) {
this.setHeading(angle + 90);
};
SpriteMorph.prototype.drawText = function (text, scale) {
SpriteMorph.prototype.drawText = function (text, scale, fontnr) {
var stage = this.parentThatIsA(StageMorph);
var dest;
if (!stage) {return; }
// Load the font JSON data
// implement Hershey fonts.
// Json data from:
// https://techninja.github.io/hersheytextjs/
var font = "futuram"
if (fontnr == 1) font = "scripts"
if (fontnr == 2) font = "futural"
if (stage.fonts) {
var font = "futuram";
for(var i in text) {
var index = text.charCodeAt(i) - 33;
var x = this.xPosition();
@ -363,7 +369,7 @@ SpriteMorph.prototype.drawText = function (text, scale) {
coord[0] = coord[0].replace('M','')
var penState = this.isDown;
this.isDown = false;
this.gotoXYBy(x + parseInt(coord[0]) * scale, y + (maxy - parseInt(coord[1])) * scale, 10 )
this.gotoXY(x + parseInt(coord[0]) * scale, y + (maxy - parseInt(coord[1])) * scale,)
this.isDown = penState;
} else if (coord[0][0] == "L") {
coord[0] = coord[0].replace('L','');
@ -374,12 +380,12 @@ SpriteMorph.prototype.drawText = function (text, scale) {
}
var penState = this.isDown;
this.isDown = false;
this.gotoXYBy(x + (maxx + 2) * scale, y, 10)
this.gotoXY(x + (stage.fonts[font].chars[index].o * 1.7) * scale, y)
this.isDown = penState;
} else {
var penState = this.isDown;
var penState = this.isDown
this.isDown = false;
this.gotoXYBy(x + 10 * scale, y, 10)
this.gotoXY(x + 10 * scale, y)
this.isDown = penState;
}
}
@ -510,13 +516,15 @@ StageMorph.prototype.init = function (globals) {
this.initCamera();
this.fonts = null;
// implement Hershey fonts.
// Json data from:
// https://techninja.github.io/hersheytextjs/
function loadFont(callback) {
var xobj = new XMLHttpRequest();
xobj.overrideMimeType("application/json");
xobj.open('GET', 'stitchcode/hershey/futuram.json', true); // Replace 'my_data' with the path to your file
xobj.open('GET', 'stitchcode/hershey/fonts.json', true);
xobj.onreadystatechange = function () {
if (xobj.readyState == 4 && xobj.status == "200") {
// Required use of an anonymous callback as .open will NOT return a value but simply returns undefined in asynchronous mode
callback(xobj.responseText);
}
};
@ -525,7 +533,6 @@ StageMorph.prototype.init = function (globals) {
if (!this.fonts) {
loadFont(function(response) {
// Parse JSON string into object
myself.fonts = JSON.parse(response);
});
}
@ -1143,8 +1150,8 @@ SpriteMorph.prototype.initBlocks = function () {
only: SpriteMorph,
type: 'command',
category: 'motion',
spec: 'draw text: %s scale: %n',
defaults: ["hello", 2]
spec: 'draw text: %s scale: %n font: %n',
defaults: ["hello", 2, 0]
};
};