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Code Issues Projects Releases Wiki Activity

Extract resize anchor code to dedicated widget file

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jdescottes
2015-02-20 01:40:34 +01:00
parent d310a77893
commit 61fb6c5e6f
4 changed files with 89 additions and 75 deletions
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68
src/js/controller/settings/resize/AnchorWidget.js Normal file
View File

@@ -0,0 +1,68 @@
(function () {
var ns = $.namespace('pskl.controller.settings.resize');
var OPTION_CLASSNAME = 'resize-origin-option';
ns.AnchorWidget = function (container) {
container.addEventListener('click', this.onResizeOriginClick_.bind(this));
};
ns.AnchorWidget.ORIGIN = {
TOPLEFT : 'TOPLEFT',
TOP : 'TOP',
TOPRIGHT : 'TOPRIGHT',
MIDDLELEFT : 'MIDDLELEFT',
MIDDLE : 'MIDDLE',
MIDDLERIGHT : 'MIDDLERIGHT',
BOTTOMLEFT : 'BOTTOMLEFT',
BOTTOM : 'BOTTOM',
BOTTOMRIGHT : 'BOTTOMRIGHT'
};
ns.AnchorWidget.prototype.onResizeOriginClick_ = function (evt) {
var origin = evt.target.dataset.origin;
if (origin && ns.AnchorWidget.ORIGIN[origin]) {
this.setOrigin(origin);
}
};
ns.AnchorWidget.prototype.setOrigin = function (origin) {
this.origin = origin;
var previous = document.querySelector('.'+OPTION_CLASSNAME+'.selected');
if (previous) {
previous.classList.remove('selected');
}
var selected = document.querySelector('.'+OPTION_CLASSNAME+'[data-origin="' + origin + '"]');
if (selected) {
selected.classList.add('selected');
this.refreshNeighbors_(selected);
}
};
ns.AnchorWidget.prototype.getOrigin = function () {
return this.origin;
};
ns.AnchorWidget.prototype.refreshNeighbors_ = function (selected) {
var options = document.querySelectorAll('.'+OPTION_CLASSNAME);
for (var i = 0 ; i < options.length ; i++) {
options[i].removeAttribute('data-neighbor');
}
var selectedIndex = Array.prototype.indexOf.call(options, selected);
this.setNeighborhood_(options[selectedIndex - 1], 'left');
this.setNeighborhood_(options[selectedIndex + 1], 'right');
this.setNeighborhood_(options[selectedIndex - 3], 'top');
this.setNeighborhood_(options[selectedIndex + 3], 'bottom');
};
ns.AnchorWidget.prototype.setNeighborhood_ = function (el, neighborhood) {
var origin = this.origin.toLowerCase();
var isNeighborhoodValid = origin.indexOf(neighborhood) === -1;
if (isNeighborhoodValid) {
el.setAttribute('data-neighbor', neighborhood);
}
};
})();

75
src/js/controller/settings/resize/ResizeCanvasController.js
View File

@@ -1,32 +1,18 @@
(function () {
var ns = $.namespace('pskl.controller.settings.resize');
var ORIGIN = {
TOPLEFT : 'TOPLEFT',
TOP : 'TOP',
TOPRIGHT : 'TOPRIGHT',
MIDDLELEFT : 'MIDDLELEFT',
MIDDLE : 'MIDDLE',
MIDDLERIGHT : 'MIDDLERIGHT',
BOTTOMLEFT : 'BOTTOMLEFT',
BOTTOM : 'BOTTOM',
BOTTOMRIGHT : 'BOTTOMRIGHT'
};
ns.ResizeCanvasController = function (piskelController, container) {
this.superclass.constructor.call(this, piskelController, container);
this.origin = ORIGIN.TOPLEFT;
var anchorWidgetContainer = document.querySelector('.resize-origin-container');
this.anchorWidget = new ns.AnchorWidget(anchorWidgetContainer);
};
pskl.utils.inherit(ns.ResizeCanvasController, ns.AbstractResizeController);
ns.ResizeCanvasController.prototype.init = function () {
this.superclass.init.call(this);
this.resizeOrigin = document.querySelector('.resize-origin-container');
this.resizeOrigin.addEventListener('click', this.onResizeOriginClick_.bind(this));
this.setOrigin_(ORIGIN.TOPLEFT);
this.anchorWidget.setOrigin(ns.AnchorWidget.ORIGIN.TOPLEFT);
};
/****************/
@@ -56,9 +42,10 @@
};
ns.ResizeCanvasController.prototype.translateX_ = function (x, width, resizedWidth) {
if (this.origin.indexOf('LEFT') != -1) {
var origin = this.anchorWidget.getOrigin();
if (origin.indexOf('LEFT') != -1) {
return x;
} else if (this.origin.indexOf('RIGHT') != -1) {
} else if (origin.indexOf('RIGHT') != -1) {
return x - (width - resizedWidth);
} else {
return x - Math.round((width - resizedWidth)/2);
@@ -66,9 +53,10 @@
};
ns.ResizeCanvasController.prototype.translateY_ = function (y, height, resizedHeight) {
if (this.origin.indexOf('TOP') != -1) {
var origin = this.anchorWidget.getOrigin();
if (origin.indexOf('TOP') != -1) {
return y;
} else if (this.origin.indexOf('BOTTOM') != -1) {
} else if (origin.indexOf('BOTTOM') != -1) {
return y - (height - resizedHeight);
} else {
return y - Math.round((height - resizedHeight)/2);
@@ -78,47 +66,4 @@
/*****************/
/* ANCHOR WIDGET */
/*****************/
ns.ResizeCanvasController.prototype.onResizeOriginClick_ = function (evt) {
var origin = evt.target.dataset.origin;
if (origin && ORIGIN[origin]) {
this.setOrigin_(origin);
}
};
ns.ResizeCanvasController.prototype.setOrigin_ = function (origin) {
this.origin = origin;
var previous = document.querySelector('.resize-origin-option.selected');
if (previous) {
previous.classList.remove('selected');
}
var selected = document.querySelector('.resize-origin-option[data-origin="' + origin + '"]');
if (selected) {
selected.classList.add('selected');
this.refreshNeighbors_(selected);
}
};
ns.ResizeCanvasController.prototype.refreshNeighbors_ = function (selected) {
var options = document.querySelectorAll('.resize-origin-option');
for (var i = 0 ; i < options.length ; i++) {
options[i].removeAttribute('data-neighbor');
}
var selectedIndex = Array.prototype.indexOf.call(options, selected);
this.setNeighborhood_(options[selectedIndex - 1], 'left');
this.setNeighborhood_(options[selectedIndex + 1], 'right');
this.setNeighborhood_(options[selectedIndex - 3], 'top');
this.setNeighborhood_(options[selectedIndex + 3], 'bottom');
};
ns.ResizeCanvasController.prototype.setNeighborhood_ = function (el, neighborhood) {
var origin = this.origin.toLowerCase();
var isNeighborhoodValid = origin.indexOf(neighborhood) === -1;
if (isNeighborhoodValid) {
el.setAttribute('data-neighbor', neighborhood);
}
};
})();