* Custom interaction model builders can use it to provide the default
* panning behavior.
*
- * @param { Event } event the event object which led to the startPan call.
- * @param { Dygraph} g The dygraph on which to act.
- * @param { Object} context The dragging context object (with
- * dragStartX/dragStartY/etc. properties). This function modifies the context.
+ * @param {Event} event the event object which led to the startPan call.
+ * @param {Dygraph} g The dygraph on which to act.
+ * @param {Object} context The dragging context object (with
+ * dragStartX/dragStartY/etc. properties). This function modifies the
+ * context.
*/
Dygraph.Interaction.startPan = function(event, g, context) {
var i, axis;
var yRange = g.yAxisRange(i);
// TODO(konigsberg): These values should be in |context|.
// In log scale, initialTopValue, dragValueRange and unitsPerPixel are log scale.
- if (axis.logscale) {
+ var logscale = g.attributes_.getForAxis("logscale", i);
+ if (logscale) {
axis_data.initialTopValue = Dygraph.log10(yRange[1]);
axis_data.dragValueRange = Dygraph.log10(yRange[1]) - Dygraph.log10(yRange[0]);
} else {
* Custom interaction model builders can use it to provide the default
* panning behavior.
*
- * @param { Event } event the event object which led to the movePan call.
- * @param { Dygraph} g The dygraph on which to act.
- * @param { Object} context The dragging context object (with
- * dragStartX/dragStartY/etc. properties). This function modifies the context.
+ * @param {Event} event the event object which led to the movePan call.
+ * @param {Dygraph} g The dygraph on which to act.
+ * @param {Object} context The dragging context object (with
+ * dragStartX/dragStartY/etc. properties). This function modifies the
+ * context.
*/
Dygraph.Interaction.movePan = function(event, g, context) {
context.dragEndX = g.dragGetX_(event, context);
minValue = maxValue - axis_data.dragValueRange;
}
}
- if (axis.logscale) {
+ var logscale = g.attributes_.getForAxis("logscale", i);
+ if (logscale) {
axis.valueWindow = [ Math.pow(Dygraph.LOG_SCALE, minValue),
Math.pow(Dygraph.LOG_SCALE, maxValue) ];
} else {
* Custom interaction model builders can use it to provide the default
* panning behavior.
*
- * @param { Event } event the event object which led to the endPan call.
- * @param { Dygraph} g The dygraph on which to act.
- * @param { Object} context The dragging context object (with
- * dragStartX/dragStartY/etc. properties). This function modifies the context.
+ * @param {Event} event the event object which led to the endPan call.
+ * @param {Dygraph} g The dygraph on which to act.
+ * @param {Object} context The dragging context object (with
+ * dragStartX/dragStartY/etc. properties). This function modifies the
+ * context.
*/
Dygraph.Interaction.endPan = function(event, g, context) {
context.dragEndX = g.dragGetX_(event, context);
* Custom interaction model builders can use it to provide the default
* zooming behavior.
*
- * @param { Event } event the event object which led to the startZoom call.
- * @param { Dygraph} g The dygraph on which to act.
- * @param { Object} context The dragging context object (with
- * dragStartX/dragStartY/etc. properties). This function modifies the context.
+ * @param {Event} event the event object which led to the startZoom call.
+ * @param {Dygraph} g The dygraph on which to act.
+ * @param {Object} context The dragging context object (with
+ * dragStartX/dragStartY/etc. properties). This function modifies the
+ * context.
*/
Dygraph.Interaction.startZoom = function(event, g, context) {
context.isZooming = true;
+ context.zoomMoved = false;
};
/**
* Custom interaction model builders can use it to provide the default
* zooming behavior.
*
- * @param { Event } event the event object which led to the moveZoom call.
- * @param { Dygraph} g The dygraph on which to act.
- * @param { Object} context The dragging context object (with
- * dragStartX/dragStartY/etc. properties). This function modifies the context.
+ * @param {Event} event the event object which led to the moveZoom call.
+ * @param {Dygraph} g The dygraph on which to act.
+ * @param {Object} context The dragging context object (with
+ * dragStartX/dragStartY/etc. properties). This function modifies the
+ * context.
*/
Dygraph.Interaction.moveZoom = function(event, g, context) {
+ context.zoomMoved = true;
context.dragEndX = g.dragGetX_(event, context);
context.dragEndY = g.dragGetY_(event, context);
context.prevDragDirection = context.dragDirection;
};
+/**
+ * @param {Dygraph} g
+ * @param {Event} event
+ * @param {Object} context
+ */
Dygraph.Interaction.treatMouseOpAsClick = function(g, event, context) {
var clickCallback = g.attr_('clickCallback');
var pointClickCallback = g.attr_('pointClickCallback');
var selectedPoint = null;
- // Find out if the click occurs on a point. This only matters if there's a pointClickCallback.
+ // Find out if the click occurs on a point. This only matters if there's a
+ // pointClickCallback.
if (pointClickCallback) {
var closestIdx = -1;
var closestDistance = Number.MAX_VALUE;
* Custom interaction model builders can use it to provide the default
* zooming behavior.
*
- * @param { Event } event the event object which led to the endZoom call.
- * @param { Dygraph} g The dygraph on which to end the zoom.
- * @param { Object} context The dragging context object (with
- * dragStartX/dragStartY/etc. properties). This function modifies the context.
+ * @param {Event} event the event object which led to the endZoom call.
+ * @param {Dygraph} g The dygraph on which to end the zoom.
+ * @param {Object} context The dragging context object (with
+ * dragStartX/dragStartY/etc. properties). This function modifies the
+ * context.
*/
Dygraph.Interaction.endZoom = function(event, g, context) {
context.isZooming = false;
Math.max(context.dragStartY, context.dragEndY));
context.cancelNextDblclick = true;
} else {
- g.clearZoomRect_();
+ if (context.zoomMoved) g.clearZoomRect_();
}
context.dragStartX = null;
context.dragStartY = null;
// TODO(danvk): remove
dataX: 0.5 * (touches[0].dataX + touches[1].dataX),
- dataY: 0.5 * (touches[0].dataY + touches[1].dataY),
+ dataY: 0.5 * (touches[0].dataY + touches[1].dataY)
};
// Make pinches in a 45-degree swath around either axis 1-dimensional zooms.
* @private
*/
Dygraph.Interaction.moveTouch = function(event, g, context) {
- var touches = [];
- for (var i = 0; i < event.touches.length; i++) {
+ var i, touches = [];
+ for (i = 0; i < event.touches.length; i++) {
var t = event.touches[i];
touches.push({
pageX: t.pageX,
- pageY: t.pageY,
+ pageY: t.pageY
});
}
var initialTouches = context.initialTouches;
// we toss it out for now, but could use it in the future.
var swipe = {
pageX: c_now.pageX - c_init.pageX,
- pageY: c_now.pageY - c_init.pageY,
+ pageY: c_now.pageY - c_init.pageY
};
var dataWidth = context.initialRange.x[1] - context.initialRange.x[0];
var dataHeight = context.initialRange.y[0] - context.initialRange.y[1];
if (context.touchDirections.x) {
g.dateWindow_ = [
c_init.dataX - swipe.dataX + (context.initialRange.x[0] - c_init.dataX) / xScale,
- c_init.dataX - swipe.dataX + (context.initialRange.x[1] - c_init.dataX) / xScale,
+ c_init.dataX - swipe.dataX + (context.initialRange.x[1] - c_init.dataX) / xScale
];
}
if (context.touchDirections.y) {
- for (var i = 0; i < 1 /*g.axes_.length*/; i++) {
+ for (i = 0; i < 1 /*g.axes_.length*/; i++) {
var axis = g.axes_[i];
- if (axis.logscale) {
+ var logscale = g.attributes_.getForAxis("logscale", i);
+ if (logscale) {
// TODO(danvk): implement
} else {
axis.valueWindow = [
c_init.dataY - swipe.dataY + (context.initialRange.y[0] - c_init.dataY) / yScale,
- c_init.dataY - swipe.dataY + (context.initialRange.y[1] - c_init.dataY) / yScale,
+ c_init.dataY - swipe.dataY + (context.initialRange.y[1] - c_init.dataY) / yScale
];
}
}
* @private
*/
Dygraph.Interaction.endTouch = function(event, g, context) {
- if (event.touches.length != 0) {
+ if (event.touches.length !== 0) {
// this is effectively a "reset"
Dygraph.Interaction.startTouch(event, g, context);
}
if (event.altKey || event.shiftKey) {
return;
}
- // TODO(konigsberg): replace g.doUnzoom()_ with something that is
- // friendlier to public use.
- g.doUnzoom_();
+ g.resetZoom();
}
};