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Made various zoom improvements, fixed zoom centering on spinner zoom 

git-svn-id: http://svg-edit.googlecode.com/svn/trunk@887 eee81c28-f429-11dd-99c0-75d572ba1ddd
master
Alexis Deveria 2009-10-29 17:19:07 +00:00
parent fc92f6fff1
commit e960db29ff
2 changed files with 18 additions and 28 deletions
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42
editor/svg-editor.js
View File

@ -126,6 +126,10 @@ function svg_edit_setup() {
var scrTop = bb.y * zoomlevel;
var scrOffY = w_area.height()/2 - (bb.height * zoomlevel)/2;
w_area[0].scrollTop = Math.max(0,scrTop - scrOffY) + Math.max(0,canvas_pos.top);
if(svgCanvas.getMode() == 'zoom' && bb.width) {
// Go to select if a zoom box was drawn
setSelectMode();
}
}
// updates the toolbar (colors, opacity, etc) based on the selected element
@ -399,9 +403,16 @@ function svg_edit_setup() {
}
var changeZoom = function(ctl) {
var zoomlevel = ctl.value / 100;
var res = svgCanvas.getResolution();
setResolution(res.w * zoomlevel, res.h * zoomlevel, true);
svgCanvas.setZoom(zoomlevel);
var zoom = svgCanvas.getZoom();
var w_area = $('#workarea');
zoomChanged(window, {
width: 0,
height: 0,
x: (w_area[0].scrollLeft + w_area.width()/2)/zoom,
y: (w_area[0].scrollTop + w_area.height()/2)/zoom,
zoom: zoomlevel
});
}
var changeOpacity = function(ctl, val) {
@ -598,28 +609,10 @@ function svg_edit_setup() {
addDropDown('#zoom_dropdown', function() {
var item = $(this);
var val = item.attr('data-val');
var res = svgCanvas.getResolution();
var scrbar = 15;
if(val) {
var w_area = $('#workarea');
var z_info = svgCanvas.setBBoxZoom(val, w_area.width()-scrbar, w_area.height()-scrbar);
if(!z_info) return;
var zoomlevel = z_info.zoom;
var bb = z_info.bbox;
$('#zoom').val(zoomlevel*100);
setResolution(res.w * zoomlevel, res.h * zoomlevel);
var scrLeft = bb.x * zoomlevel;
var scrOffX = w_area.width()/2 - (bb.width * zoomlevel)/2;
w_area[0].scrollLeft = Math.max(0,scrLeft - scrOffX);
var scrTop = bb.y * zoomlevel;
var scrOffY = w_area.height()/2 - (bb.height * zoomlevel)/2;
w_area[0].scrollTop = Math.max(0,scrTop - scrOffY);
zoomChanged(window, val);
} else {
var percent = parseInt(item.text());
$('#zoom').val(percent);
var zoomlevel = percent/100;
setResolution(res.w * zoomlevel, res.h * zoomlevel, true);
svgCanvas.setZoom(zoomlevel);
changeZoom({value:parseInt(item.text())});
}
}, true);
@ -1634,9 +1627,6 @@ function svg_edit_setup() {
if(center) {
var w_area = $('#workarea');
// console.log(w_area[0].scrollLeft); // 1677
// console.log('w',w_area.width()); // 875 // zoom: 4.67
// Want: 1942 (+265)
var scroll_y = h/2 - w_area.height()/2;
var scroll_x = w/2 - w_area.width()/2;
w_area[0].scrollTop = scroll_y;

4
editor/svgcanvas.js
View File

@ -4099,7 +4099,8 @@ function BatchCommand(text) {
if(typeof val == 'object') {
bb = val;
if(bb.width == 0 || bb.height == 0) {
canvas.setZoom(current_zoom * bb.factor);
var newzoom = bb.zoom?bb.zoom:current_zoom * bb.factor;
canvas.setZoom(newzoom);
return {'zoom': current_zoom, 'bbox': bb};
}
return calcZoom(bb);
@ -5043,7 +5044,6 @@ function BatchCommand(text) {
var box = canvas.getBBox(elem);
if (box) {
var item = includeBBox?{'elem':elem, 'bbox':box}:elem;
console.log('item',item);
contentElems.push(item);
}
} catch(e) {}