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Code Issues Releases Wiki Activity

Remove zoomer and chooser

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This commit is contained in:
Jeremy Ruston 2012-11-06 17:51:19 +00:00
parent 55783a8f5d
commit 6c636a671d
3 changed files with 0 additions and 277 deletions
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149
core/modules/macros/chooser.js
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@ -1,149 +0,0 @@
/*\
title: $:/core/modules/macros/chooser.js
type: application/javascript
module-type: macro
Zooming chooser macro
\*/
(function(){
/*jslint node: true, browser: true */
/*global $tw: false */
"use strict";
exports.info = {
name: "chooser",
params: {
}
};
exports.showChooser = function() {
if(!this.chooserDisplayed) {
this.chooserDisplayed = true;
this.child.children[0].children = [];
for(var t=0; t<this.content.length; t++) {
var node = this.content[t].clone();
node.execute(this.parents,this.tiddlerTitle);
node.renderInDom(this.child.children[0].domNode);
this.child.children[0].children.push(node);
}
}
};
/*
Set the position of the chooser panel within its wrapper given a touch/mouse position in screen coordinates
*/
exports.hoverChooser = function(x,y) {
if(this.chooserDisplayed) {
// Get the target element that the touch/mouse is over
// this.select(y);
// Things we need for sizing and positioning the chooser
var domPanel = this.child.children[0].domNode,
heightPanel = domPanel.offsetHeight,
widthPanel = domPanel.offsetWidth;
// Position the chooser div to account for scrolling
domPanel.style.top = window.pageYOffset + "px";
// Scale the panel to fit
var scaleFactor = window.innerHeight/heightPanel;
// Scale up as we move right
var expandFactor = x > 50 ? ((x+150)/200) : 1;
// Set up the transform
var scale = scaleFactor * expandFactor,
translateX = x > 16 ? 0 : -(((16-x)/16) * widthPanel) / scale,
translateY = (y / scale) - ((y/window.innerHeight) * heightPanel);
domPanel.style[$tw.browser.transformorigin] = "0 0";
domPanel.style[$tw.browser.transform] = "scale(" + scale + ") translateX(" + translateX + "px) translateY(" + translateY + "px)";
}
};
exports.hideChooser = function() {
if(this.chooserDisplayed) {
// this.deselect();
this.chooserDisplayed = false;
while(this.child.children[0].domNode.hasChildNodes()) {
this.child.children[0].domNode.removeChild(this.child.children[0].domNode.firstChild);
}
this.child.children[0].children = [];
}
};
exports.handleEvent = function(event) {
switch(event.type) {
case "touchstart":
this.showChooser();
this.hoverChooser(event.touches[0].clientX,event.touches[0].clientY);
event.preventDefault();
return false;
case "touchmove":
this.hoverChooser(event.touches[0].clientX,event.touches[0].clientY);
event.preventDefault();
return false;
case "touchend":
// this.action();
this.hideChooser();
event.preventDefault();
return false;
case "mouseover":
if(event.target === this.child.domNode) {
this.showChooser();
this.hoverChooser(event.clientX,event.clientY);
event.preventDefault();
return false;
}
break;
case "mousemove":
this.hoverChooser(event.clientX,event.clientY);
event.preventDefault();
return false;
case "mouseup":
// this.action();
this.hideChooser();
event.preventDefault();
return false;
case "mouseout":
if(!$tw.utils.domContains(this.child.domNode,event.relatedTarget)) {
this.hideChooser();
event.preventDefault();
return false;
}
break;
}
return true;
};
exports.executeMacro = function() {
this.chooserDisplayed = false;
var wrapperAttributes = {
style: {
"position": "absolute",
"left": "0",
"top": "0",
"min-width": "16px",
"z-index": "2000",
"height": "100%" // Makes the height the same as the body, since the body is position:relative
}
},
innerAttributes = {
style: {
"margin": "0 0 0 0",
"padding": "0px 4px 0px 4px",
"top": "0",
"min-width": "16px",
"background": "#ddd",
"z-index": "2000",
"border-right": "1px solid #aaa"
}
};
if(this.classes) {
wrapperAttributes["class"] = this.classes.slice(0);
}
return $tw.Tree.Element("div",wrapperAttributes,[
$tw.Tree.Element("div",innerAttributes,[])
],{
events: ["touchstart","touchmove","touchend","mouseover","mousemove","mouseup","mouseout"],
eventHandler: this
});
};
})();

8
core/plugins/zoomigator/tiddlywiki.plugin
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{
"title": "$:/plugins/tiddlywiki/zoomigator",
"description": "Enables touch devices to swipe in from the right to zoom out to a birds eye view for navigating within the page",
"author": "JeremyRuston",
"version": "0.0.0",
"coreVersion": ">=5.0.0",
"source": "http://tiddlywiki.com/core/plugins/zoomigator"
}

120
core/plugins/zoomigator/zoomigator.js
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/*\
title: $:/plugins/tiddlywiki/zoomigator/zoomigator.js
type: application/javascript
module-type: macro
Zooming navigator macro
\*/
(function(){
/*jslint node: true, browser: true */
/*global $tw: false */
"use strict";
exports.info = {
name: "zoomigator",
params: {
}
};
exports.startZoomigator = function(x,y) {
this.inZoomigator = true;
this.startX = x;
this.startY = y;
$tw.utils.addClass(document.body,"in-zoomigator");
};
/*
Zoom the body element given a touch/mouse position in screen coordinates
*/
exports.hoverZoomigator = function(x,y) {
// Put the transform origin at the top in the middle
document.body.style[$tw.browser.transformorigin] = "50% 0";
// Some shortcuts
this.bodyWidth = document.body.offsetWidth;
this.bodyHeight = document.body.offsetHeight;
this.windowWidth = window.innerWidth;
this.windowHeight = window.innerHeight;
// Compute the scale factor for fitting the entire page into the window. This is
// the scale factor we'll use when the touch is far to the left
this.minScale = this.windowHeight / this.bodyHeight;
if(this.minScale < 0.1) {
// Don't scale to less than 10% of original size
this.minScale = 0.1;
} else if(this.minScale > 1) {
// Nor should we scale up if the body is shorter than the window
this.minScale = 1;
}
// We divide the screen into two horizontal zones divided by the right edge of the body at maximum zoom (ie minimum scale)
this.splitPos = this.windowWidth/2 + (this.bodyWidth * this.minScale)/2;
// Compute the 0->1 ratio (from right to left) of the position of the touch within the right zone
this.xFactor = (this.windowWidth - x) / (this.windowWidth - this.splitPos);
if(this.xFactor > 1) {
this.xFactor = 1;
}
// And the 0->1 ratio (from top to bottom) of the position of the touch down the screen
this.yFactor = y/this.windowHeight;
// Now interpolate the scale
this.scale = (this.minScale - 1) * this.xFactor + 1;
// Apply the transform. The malarkey with .toFixed() is because otherwise we might get numbers in
// exponential notation (such as 5.1e-15) that are illegal in CSS
var preTranslateY = window.scrollY * this.xFactor,
scale = this.scale,
postTranslateY = ((this.windowHeight / this.scale) - this.bodyHeight) * this.yFactor * this.xFactor;
var transform = "translateY(" + preTranslateY.toFixed(8) + "px) " +
"scale(" + scale.toFixed(8) + ") " +
"translateY(" + postTranslateY.toFixed(8) + "px)";
document.body.style[$tw.browser.transform] = transform;
};
exports.stopZoomigator = function() {
var newScrollY = this.yFactor * (this.bodyHeight - this.windowHeight);
this.inZoomigator = false;
window.scrollTo(0,newScrollY);
document.body.style[$tw.browser.transform] = "translateY(" + newScrollY * this.xFactor + "px) " +
"scale(" + this.scale + ") " +
"translateY(" + ((this.windowHeight / this.scale) - this.bodyHeight) * this.yFactor * this.xFactor + "px)";
$tw.utils.removeClass(document.body,"in-zoomigator");
document.body.style[$tw.browser.transform] = "translateY(0) scale(1) translateY(0)";
};
exports.handleEvent = function(event) {
switch(event.type) {
case "touchstart":
this.startZoomigator(event.touches[0].clientX,event.touches[0].clientY);
this.hoverZoomigator(event.touches[0].clientX,event.touches[0].clientY);
event.preventDefault();
return false;
case "touchmove":
this.hoverZoomigator(event.touches[0].clientX,event.touches[0].clientY);
event.preventDefault();
return false;
case "touchend":
this.stopZoomigator();
event.preventDefault();
return false;
}
};
exports.executeMacro = function() {
this.inZoomigator = false;
var attributes = {
style: {
"position": "absolute",
"right": "0",
"top": "0",
"min-width": "16px",
"height": "100%" // Makes the height the same as the body, since the body is position:relative
}
};
if(this.classes) {
attributes["class"] = this.classes.slice(0);
}
return $tw.Tree.Element("div",attributes,[],{
events: ["touchstart","touchmove","touchend"],
eventHandler: this
});
};
})();