3.0 source code

OfficeWeb/sdk/Word/Drawing/Hit.js

@@ -1,88 +1,100 @@
-/*
- * (c) Copyright Ascensio System SIA 2010-2014
- *
- * This program is a free software product. You can redistribute it and/or 
- * modify it under the terms of the GNU Affero General Public License (AGPL) 
- * version 3 as published by the Free Software Foundation. In accordance with 
- * Section 7(a) of the GNU AGPL its Section 15 shall be amended to the effect 
- * that Ascensio System SIA expressly excludes the warranty of non-infringement
- * of any third-party rights.
- *
- * This program is distributed WITHOUT ANY WARRANTY; without even the implied 
- * warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR  PURPOSE. For 
- * details, see the GNU AGPL at: http://www.gnu.org/licenses/agpl-3.0.html
- *
- * You can contact Ascensio System SIA at Lubanas st. 125a-25, Riga, Latvia,
- * EU, LV-1021.
- *
- * The  interactive user interfaces in modified source and object code versions
- * of the Program must display Appropriate Legal Notices, as required under 
- * Section 5 of the GNU AGPL version 3.
- *
- * Pursuant to Section 7(b) of the License you must retain the original Product
- * logo when distributing the program. Pursuant to Section 7(e) we decline to
- * grant you any rights under trademark law for use of our trademarks.
- *
- * All the Product's GUI elements, including illustrations and icon sets, as
- * well as technical writing content are licensed under the terms of the
- * Creative Commons Attribution-ShareAlike 4.0 International. See the License
- * terms at http://creativecommons.org/licenses/by-sa/4.0/legalcode
- *
- */
- function HitInLine(context, px, py, x0, y0, x1, y1) {
-    var tx, ty, dx, dy, d;
-    tx = x1 - x0;
-    ty = y1 - y0;
-    d = 1.5 / Math.sqrt(tx * tx + ty * ty);
-    if (global_mouseEvent !== null && typeof global_mouseEvent === "object" && typeof global_mouseEvent.KoefPixToMM === "number" && !isNaN(global_mouseEvent.KoefPixToMM)) {
-        d *= global_mouseEvent.KoefPixToMM;
-    }
-    dx = -ty * d;
-    dy = tx * d;
-    context.beginPath();
-    context.moveTo(x0, y0);
-    context.lineTo(x0 + dx, y0 + dy);
-    context.lineTo(x1 + dx, y1 + dy);
-    context.lineTo(x1 - dx, y1 - dy);
-    context.lineTo(x0 - dx, y0 - dy);
-    context.closePath();
-    return context.isPointInPath(px, py);
-}
-function HitInBezier4(context, px, py, x0, y0, x1, y1, x2, y2, x3, y3) {
-    var tx, ty, dx, dy, d;
-    tx = x3 - x0;
-    ty = y3 - y0;
-    d = 1.5 / Math.sqrt(tx * tx + ty * ty);
-    if (global_mouseEvent !== null && typeof global_mouseEvent === "object" && typeof global_mouseEvent.KoefPixToMM === "number" && !isNaN(global_mouseEvent.KoefPixToMM)) {
-        d *= global_mouseEvent.KoefPixToMM;
-    }
-    dx = -ty * d;
-    dy = tx * d;
-    context.beginPath();
-    context.moveTo(x0, y0);
-    context.lineTo(x0 + dx, y0 + dy);
-    context.bezierCurveTo(x1 + dx, y1 + dy, x2 + dx, y2 + dy, x3 + dx, y3 + dy);
-    context.lineTo(x3 - dx, y3 - dy);
-    context.bezierCurveTo(x2 - dx, y2 - dy, x1 - dx, y1 - dy, x0 - dx, y0 - dy);
-    context.closePath();
-    return context.isPointInPath(px, py);
-}
-function HitInBezier3(context, px, py, x0, y0, x1, y1, x2, y2) {
-    var tx, ty, dx, dy, d;
-    tx = x2 - x0;
-    ty = y2 - y0;
-    d = 1.5 / Math.sqrt(tx * tx + ty * ty);
-    if (global_mouseEvent !== null && typeof global_mouseEvent === "object" && typeof global_mouseEvent.KoefPixToMM === "number" && !isNaN(global_mouseEvent.KoefPixToMM)) {
-        d *= global_mouseEvent.KoefPixToMM;
-    }
-    dx = -ty * d;
-    dy = tx * d;
-    context.beginPath();
-    context.moveTo(x0, y0);
-    context.lineTo(x0 + dx, y0 + dy);
-    context.quadraticCurveTo(x1 + dx, y1 + dy, x2 + dx, y2 + dy);
-    context.lineTo(x2 - dx, y2 - dy);
-    context.quadraticCurveTo(x1 - dx, y1 - dy, x0 - dx, y0 - dy);
-    context.closePath();
-    return context.isPointInPath(px, py);
+/*
+ * (c) Copyright Ascensio System SIA 2010-2015
+ *
+ * This program is a free software product. You can redistribute it and/or 
+ * modify it under the terms of the GNU Affero General Public License (AGPL) 
+ * version 3 as published by the Free Software Foundation. In accordance with 
+ * Section 7(a) of the GNU AGPL its Section 15 shall be amended to the effect 
+ * that Ascensio System SIA expressly excludes the warranty of non-infringement
+ * of any third-party rights.
+ *
+ * This program is distributed WITHOUT ANY WARRANTY; without even the implied 
+ * warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR  PURPOSE. For 
+ * details, see the GNU AGPL at: http://www.gnu.org/licenses/agpl-3.0.html
+ *
+ * You can contact Ascensio System SIA at Lubanas st. 125a-25, Riga, Latvia,
+ * EU, LV-1021.
+ *
+ * The  interactive user interfaces in modified source and object code versions
+ * of the Program must display Appropriate Legal Notices, as required under 
+ * Section 5 of the GNU AGPL version 3.
+ *
+ * Pursuant to Section 7(b) of the License you must retain the original Product
+ * logo when distributing the program. Pursuant to Section 7(e) we decline to
+ * grant you any rights under trademark law for use of our trademarks.
+ *
+ * All the Product's GUI elements, including illustrations and icon sets, as
+ * well as technical writing content are licensed under the terms of the
+ * Creative Commons Attribution-ShareAlike 4.0 International. See the License
+ * terms at http://creativecommons.org/licenses/by-sa/4.0/legalcode
+ *
+ */
+ "use strict";
+var double_eps = 1e-05;
+var hit_error_eps = 0.5;
+function HitInLine(context, px, py, x0, y0, x1, y1) {
+    var tx, ty, dx, dy, d;
+    tx = x1 - x0;
+    ty = y1 - y0;
+    if (Math.abs(tx * tx + ty * ty) < double_eps) {
+        return HitInLine(context, px, py, x0, y0, x1 + hit_error_eps, y1 + hit_error_eps);
+    }
+    d = 1.5 / Math.sqrt(tx * tx + ty * ty);
+    if (global_mouseEvent !== null && typeof global_mouseEvent === "object" && typeof global_mouseEvent.KoefPixToMM === "number" && !isNaN(global_mouseEvent.KoefPixToMM)) {
+        d *= global_mouseEvent.KoefPixToMM;
+    }
+    dx = -ty * d;
+    dy = tx * d;
+    context.beginPath();
+    context.moveTo(x0, y0);
+    context.lineTo(x0 + dx, y0 + dy);
+    context.lineTo(x1 + dx, y1 + dy);
+    context.lineTo(x1 - dx, y1 - dy);
+    context.lineTo(x0 - dx, y0 - dy);
+    context.closePath();
+    return context.isPointInPath(px, py);
+}
+function HitInBezier4(context, px, py, x0, y0, x1, y1, x2, y2, x3, y3) {
+    var tx, ty, dx, dy, d;
+    tx = x3 - x0;
+    ty = y3 - y0;
+    if (Math.abs(tx * tx + ty * ty) < double_eps) {
+        return HitInLine(context, px, py, x0, y0, x1, y1, x2, y2, x3 + hit_error_eps, y3 + hit_error_eps);
+    }
+    d = 1.5 / Math.sqrt(tx * tx + ty * ty);
+    if (global_mouseEvent !== null && typeof global_mouseEvent === "object" && typeof global_mouseEvent.KoefPixToMM === "number" && !isNaN(global_mouseEvent.KoefPixToMM)) {
+        d *= global_mouseEvent.KoefPixToMM;
+    }
+    dx = -ty * d;
+    dy = tx * d;
+    context.beginPath();
+    context.moveTo(x0, y0);
+    context.lineTo(x0 + dx, y0 + dy);
+    context.bezierCurveTo(x1 + dx, y1 + dy, x2 + dx, y2 + dy, x3 + dx, y3 + dy);
+    context.lineTo(x3 - dx, y3 - dy);
+    context.bezierCurveTo(x2 - dx, y2 - dy, x1 - dx, y1 - dy, x0 - dx, y0 - dy);
+    context.closePath();
+    return context.isPointInPath(px, py);
+}
+function HitInBezier3(context, px, py, x0, y0, x1, y1, x2, y2) {
+    var tx, ty, dx, dy, d;
+    tx = x2 - x0;
+    ty = y2 - y0;
+    if (Math.abs(tx * tx + ty * ty) < double_eps) {
+        return HitInLine(context, px, py, x0, y0, x1, y1, x2 + hit_error_eps, y2 + hit_error_eps);
+    }
+    d = 1.5 / Math.sqrt(tx * tx + ty * ty);
+    if (global_mouseEvent !== null && typeof global_mouseEvent === "object" && typeof global_mouseEvent.KoefPixToMM === "number" && !isNaN(global_mouseEvent.KoefPixToMM)) {
+        d *= global_mouseEvent.KoefPixToMM;
+    }
+    dx = -ty * d;
+    dy = tx * d;
+    context.beginPath();
+    context.moveTo(x0, y0);
+    context.lineTo(x0 + dx, y0 + dy);
+    context.quadraticCurveTo(x1 + dx, y1 + dy, x2 + dx, y2 + dy);
+    context.lineTo(x2 - dx, y2 - dy);
+    context.quadraticCurveTo(x1 - dx, y1 - dy, x0 - dx, y0 - dy);
+    context.closePath();
+    return context.isPointInPath(px, py);
 }