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LT-304 Difficult to select target tool on canvas for repositioning (ALTERNATE CURSORS)

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This commit is contained in:
Emanuel F. Oliveira 2016-11-10 23:29:34 -02:00 committed by Erik Ziegler
parent dd2f2cc466
commit 8631c70e4f
1 changed files with 28 additions and 1 deletions
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29
Packages/ohif-lesiontracker/client/compatibility/bidirectionalTool.js
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@ -670,6 +670,25 @@
});
}
// Get appropriate cursor for element.
// @param {Object} toolDataItem Data item returned by getToolState method of cornerstoneTools
function getAppropriateCursor(toolDataItem) {
var handle,
handles = toolDataItem.handles,
cursor = '';
for (handle in handles) {
handle = handles[handle];
if (handle.active === true && handle.hasBoundingBox === false) {
cursor = 'cell';
break;
}
}
return cursor;
}
//****************************************/
// Cornerstone Methods
//****************************************/
@ -946,7 +965,7 @@
var context = eventData.canvasContext.canvas.getContext('2d');
context.setTransform(1, 0, 0, 1, 0, 0);
var color;
var color, cursor = '';
var element = eventData.element;
var lineWidth = cornerstoneTools.toolStyle.getToolWidth();
var config = cornerstoneTools.bidirectional.getConfiguration();
@ -968,6 +987,8 @@
color = cornerstoneTools.toolColors.getActiveColor();
// increase line width of active tool...
strokeWidth *= 1.5;
// get appropriate cursor for current context
cursor = getAppropriateCursor(data) || 'move';
} else {
color = cornerstoneTools.toolColors.getToolColor();
}
@ -1045,6 +1066,12 @@
context.restore();
}
// update element cursor
if (element.style.cursor !== cursor) {
element.style.cursor = cursor;
}
}
function doubleClickCallback(e, eventData) {