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Rework handling of skipped features in replay

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This commit is contained in:
Éric Lemoine
2014-04-16 19:12:31 +02:00
parent cb1edd262d
commit f59b3e968b
1 changed files with 21 additions and 27 deletions
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48
src/ol/render/canvas/canvasreplay.js
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@@ -133,12 +133,6 @@ ol.render.canvas.Replay = function(tolerance, maxExtent, resolution) {
*/
this.tmpLocalTransform_ = goog.vec.Mat4.createNumber();
/**
* @private
* @type {Object}
*/
this.instructionIndices_ = {};
};
@@ -202,15 +196,14 @@ ol.render.canvas.Replay.prototype.appendFlatCoordinates =
/**
* @protected
* @param {ol.geom.Geometry} geometry Geometry.
* @param {number} uid Data uid
* @param {Object} data Opaque data object.
*/
ol.render.canvas.Replay.prototype.beginGeometry = function(geometry, uid) {
ol.render.canvas.Replay.prototype.beginGeometry = function(geometry, data) {
this.beginGeometryInstruction1_ =
[ol.render.canvas.Instruction.BEGIN_GEOMETRY, geometry, 0];
[ol.render.canvas.Instruction.BEGIN_GEOMETRY, geometry, data, 0];
this.instructions.push(this.beginGeometryInstruction1_);
this.instructionIndices_[this.instructions.length - 1] = uid.toString();
this.beginGeometryInstruction2_ =
[ol.render.canvas.Instruction.BEGIN_GEOMETRY, geometry, 0];
[ol.render.canvas.Instruction.BEGIN_GEOMETRY, geometry, data, 0];
this.hitDetectionInstructions.push(this.beginGeometryInstruction2_);
};
@@ -249,15 +242,16 @@ ol.render.canvas.Replay.prototype.replay_ = function(
while (i < ii) {
var instruction = instructions[i];
var type = /** @type {ol.render.canvas.Instruction} */ (instruction[0]);
var fill, geometry, stroke, text, x, y;
var data, fill, geometry, stroke, text, x, y;
switch (type) {
case ol.render.canvas.Instruction.BEGIN_GEOMETRY:
geometry = /** @type {ol.geom.Geometry} */ (instruction[1]);
if (!goog.isDef(goog.object.get(skippedFeaturesHash,
this.instructionIndices_[i]))) {
data = /** @type {Object} */ (instruction[2]);
var dataUid = goog.getUid(data).toString();
if (!goog.isDef(goog.object.get(skippedFeaturesHash, dataUid))) {
++i;
} else {
i = /** @type {number} */ (instruction[2]);
i = /** @type {number} */ (instruction[3]);
}
break;
case ol.render.canvas.Instruction.BEGIN_PATH:
@@ -385,7 +379,7 @@ ol.render.canvas.Replay.prototype.replay_ = function(
case ol.render.canvas.Instruction.END_GEOMETRY:
if (goog.isDef(geometryCallback)) {
geometry = /** @type {ol.geom.Geometry} */ (instruction[1]);
var data = /** @type {Object} */ (instruction[2]);
data = /** @type {Object} */ (instruction[2]);
var result = geometryCallback(geometry, data);
if (result) {
return result;
@@ -512,7 +506,7 @@ ol.render.canvas.Replay.prototype.reverseHitDetectionInstructions_ =
goog.asserts.assert(begin == -1);
begin = i;
} else if (type == ol.render.canvas.Instruction.BEGIN_GEOMETRY) {
instruction[2] = i;
instruction[3] = i;
goog.asserts.assert(begin >= 0);
ol.array.reverseSubArray(this.hitDetectionInstructions, begin, i);
begin = -1;
@@ -597,10 +591,10 @@ ol.render.canvas.Replay.prototype.drawText = goog.abstractMethod;
ol.render.canvas.Replay.prototype.endGeometry =
function(geometry, data) {
goog.asserts.assert(!goog.isNull(this.beginGeometryInstruction1_));
this.beginGeometryInstruction1_[2] = this.instructions.length;
this.beginGeometryInstruction1_[3] = this.instructions.length;
this.beginGeometryInstruction1_ = null;
goog.asserts.assert(!goog.isNull(this.beginGeometryInstruction2_));
this.beginGeometryInstruction2_[2] = this.hitDetectionInstructions.length;
this.beginGeometryInstruction2_[3] = this.hitDetectionInstructions.length;
this.beginGeometryInstruction2_ = null;
var endGeometryInstruction =
[ol.render.canvas.Instruction.END_GEOMETRY, geometry, data];
@@ -769,7 +763,7 @@ ol.render.canvas.ImageReplay.prototype.drawPointGeometry =
goog.asserts.assert(goog.isDef(this.scale_));
goog.asserts.assert(goog.isDef(this.width_));
ol.extent.extend(this.extent_, pointGeometry.getExtent());
this.beginGeometry(pointGeometry, goog.getUid(data));
this.beginGeometry(pointGeometry, data);
var flatCoordinates = pointGeometry.getFlatCoordinates();
var stride = pointGeometry.getStride();
var myBegin = this.coordinates.length;
@@ -811,7 +805,7 @@ ol.render.canvas.ImageReplay.prototype.drawMultiPointGeometry =
goog.asserts.assert(goog.isDef(this.scale_));
goog.asserts.assert(goog.isDef(this.width_));
ol.extent.extend(this.extent_, multiPointGeometry.getExtent());
this.beginGeometry(multiPointGeometry, goog.getUid(data));
this.beginGeometry(multiPointGeometry, data);
var flatCoordinates = multiPointGeometry.getFlatCoordinates();
var stride = multiPointGeometry.getStride();
var myBegin = this.coordinates.length;
@@ -1023,7 +1017,7 @@ ol.render.canvas.LineStringReplay.prototype.drawLineStringGeometry =
}
ol.extent.extend(this.extent_, lineStringGeometry.getExtent());
this.setStrokeStyle_();
this.beginGeometry(lineStringGeometry, goog.getUid(data));
this.beginGeometry(lineStringGeometry, data);
this.hitDetectionInstructions.push(
[ol.render.canvas.Instruction.SET_STROKE_STYLE,
state.strokeStyle, state.lineWidth, state.lineCap, state.lineJoin,
@@ -1052,7 +1046,7 @@ ol.render.canvas.LineStringReplay.prototype.drawMultiLineStringGeometry =
}
ol.extent.extend(this.extent_, multiLineStringGeometry.getExtent());
this.setStrokeStyle_();
this.beginGeometry(multiLineStringGeometry, goog.getUid(data));
this.beginGeometry(multiLineStringGeometry, data);
this.hitDetectionInstructions.push(
[ol.render.canvas.Instruction.SET_STROKE_STYLE,
state.strokeStyle, state.lineWidth, state.lineCap, state.lineJoin,
@@ -1230,7 +1224,7 @@ ol.render.canvas.PolygonReplay.prototype.drawCircleGeometry =
}
ol.extent.extend(this.extent_, circleGeometry.getExtent());
this.setFillStrokeStyles_();
this.beginGeometry(circleGeometry, goog.getUid(data));
this.beginGeometry(circleGeometry, data);
// always fill the circle for hit detection
this.hitDetectionInstructions.push(
[ol.render.canvas.Instruction.SET_FILL_STYLE,
@@ -1281,7 +1275,7 @@ ol.render.canvas.PolygonReplay.prototype.drawPolygonGeometry =
}
ol.extent.extend(this.extent_, polygonGeometry.getExtent());
this.setFillStrokeStyles_();
this.beginGeometry(polygonGeometry, goog.getUid(data));
this.beginGeometry(polygonGeometry, data);
// always fill the polygon for hit detection
this.hitDetectionInstructions.push(
[ol.render.canvas.Instruction.SET_FILL_STYLE,
@@ -1317,7 +1311,7 @@ ol.render.canvas.PolygonReplay.prototype.drawMultiPolygonGeometry =
}
ol.extent.extend(this.extent_, multiPolygonGeometry.getExtent());
this.setFillStrokeStyles_();
this.beginGeometry(multiPolygonGeometry, goog.getUid(data));
this.beginGeometry(multiPolygonGeometry, data);
// always fill the multi-polygon for hit detection
this.hitDetectionInstructions.push(
[ol.render.canvas.Instruction.SET_FILL_STYLE,
@@ -1569,7 +1563,7 @@ ol.render.canvas.TextReplay.prototype.drawText =
this.setReplayStrokeState_(this.textStrokeState_);
}
this.setReplayTextState_(this.textState_);
this.beginGeometry(geometry, goog.getUid(data));
this.beginGeometry(geometry, data);
var myBegin = this.coordinates.length;
var myEnd =
this.appendFlatCoordinates(flatCoordinates, offset, end, stride, false);