Adding upstream version 4:7.4.7.upstream/4%7.4.7upstream

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>

1 files changed, 266 insertions, 0 deletions

diff --git a/slideshow/source/engine/opengl/Operation.hxx b/slideshow/source/engine/opengl/Operation.hxx
new file mode 100644
index 000000000..0ee818f24
--- /dev/null
+++ b/slideshow/source/engine/opengl/Operation.hxx
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+/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
+/*************************************************************************
+ *
+ * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
+ *
+ * Copyright 2015 by Collabora, Ltd.
+ *
+ * OpenOffice.org - a multi-platform office productivity suite
+ *
+ * This file is part of OpenOffice.org.
+ *
+ * OpenOffice.org is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU Lesser General Public License version 3
+ * only, as published by the Free Software Foundation.
+ *
+ * OpenOffice.org is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU Lesser General Public License version 3 for more details
+ * (a copy is included in the LICENSE file that accompanied this code).
+ *
+ * You should have received a copy of the GNU Lesser General Public License
+ * version 3 along with OpenOffice.org.  If not, see
+ * <http://www.openoffice.org/license.html>
+ * for a copy of the LGPLv3 License.
+ *
+ ************************************************************************/
+#ifndef INCLUDED_OGLTRANS_OPERATIONS_HXX_
+#define INCLUDED_OGLTRANS_OPERATIONS_HXX_
+
+#include <config_lgpl.h>
+#include <glm/gtc/type_ptr.hpp>
+
+#include <memory>
+
+/** This class is to be derived to make any operation (transform) you may need in order to construct your transitions
+*/
+class Operation
+{
+public:
+    virtual ~Operation(){}
+    Operation(const Operation&) = delete;
+    Operation& operator=(const Operation&) = delete;
+
+protected:
+    /** Should this operation be interpolated . If TRUE, the transform will smoothly move from making no difference from t = 0.0 to mnT0 to being completely transformed from t = mnT1 to 1. If FALSE, the transform will be ineffectual from t = 0 to mnT0, and completely transformed from t = mnT0 to 1.
+    */
+    bool mbInterpolate;
+
+    /** time to begin the transformation
+    */
+    double mnT0;
+
+    /** time to finish the transformation
+    */
+    double mnT1;
+public:
+    /** this is the function that is called to give the Operation to OpenGL.
+
+        @param t
+        time from t = 0 to t = 1
+
+        @param SlideWidthScale
+        width of slide divided by width of window
+
+        @param SlideHeightScale
+        height of slide divided by height of window
+
+    */
+    virtual void interpolate(glm::mat4& matrix, double t, double SlideWidthScale, double SlideHeightScale) const = 0;
+
+protected:
+    Operation(bool bInterpolate, double nT0, double nT1):
+        mbInterpolate(bInterpolate), mnT0(nT0), mnT1(nT1){}
+};
+
+/** this class is a generic CounterClockWise(CCW) rotation with an axis angle
+*/
+class SRotate: public Operation
+{
+public:
+    virtual void interpolate(glm::mat4& matrix, double t, double SlideWidthScale, double SlideHeightScale) const override;
+
+    /** Constructor
+
+        @param Axis
+        axis to rotate about
+
+        @param Origin
+        position that rotation axis runs through
+
+        @param Angle
+        angle in degrees of CCW rotation
+
+        @param bInter
+        see Operation
+
+        @param T0
+        transformation starting time
+
+        @param T1
+        transformation ending time
+
+    */
+    SRotate(const glm::vec3& Axis, const glm::vec3& Origin, double Angle,
+            bool bInter, double T0, double T1);
+private:
+    /** axis to rotate CCW about
+    */
+    glm::vec3 axis;
+
+    /** position that rotation axis runs through
+    */
+    glm::vec3 origin;
+
+    /** angle in degrees of CCW rotation
+    */
+    double angle;
+};
+
+std::shared_ptr<SRotate>
+makeSRotate(const glm::vec3& Axis, const glm::vec3& Origin, double Angle,
+        bool bInter, double T0, double T1);
+
+/** scaling transformation
+*/
+class SScale: public Operation
+{
+public:
+    virtual void interpolate(glm::mat4& matrix, double t, double SlideWidthScale, double SlideHeightScale) const override;
+
+    /** Constructor
+
+        @param Scale
+        amount to scale by
+
+        @param Origin
+        position that rotation axis runs through
+
+        @param bInter
+        see Operation
+
+        @param T0
+        transformation starting time
+
+        @param T1
+        transformation ending time
+
+    */
+    SScale(const glm::vec3& Scale, const glm::vec3& Origin,bool bInter, double T0, double T1);
+private:
+    glm::vec3 scale;
+    glm::vec3 origin;
+};
+
+std::shared_ptr<SScale>
+makeSScale(const glm::vec3& Scale, const glm::vec3& Origin,bool bInter, double T0, double T1);
+
+/** translation transformation
+*/
+class STranslate: public Operation
+{
+public:
+    virtual void interpolate(glm::mat4& matrix, double t, double SlideWidthScale, double SlideHeightScale) const override;
+
+    /** Constructor
+
+        @param Vector
+        vector to translate
+
+        @param bInter
+        see Operation
+
+        @param T0
+        transformation starting time
+
+        @param T1
+        transformation ending time
+
+    */
+    STranslate(const glm::vec3& Vector,bool bInter, double T0, double T1);
+private:
+    /** vector to translate by
+    */
+    glm::vec3 vector;
+};
+
+std::shared_ptr<STranslate>
+makeSTranslate(const glm::vec3& Vector,bool bInter, double T0, double T1);
+
+/** translation transformation
+*/
+class SEllipseTranslate: public Operation
+{
+public:
+    virtual void interpolate(glm::mat4& matrix, double t, double SlideWidthScale, double SlideHeightScale) const override;
+
+    /** Constructor
+
+        @param Vector
+        vector to translate
+
+        @param bInter
+        see Operation
+
+        @param T0
+        transformation starting time
+
+        @param T1
+        transformation ending time
+
+    */
+    SEllipseTranslate(double dWidth, double dHeight, double dStartPosition, double dEndPosition, bool bInter, double T0, double T1);
+private:
+    /** width and length of the ellipse
+     */
+    double width, height;
+
+    /** start and end position on the ellipse <0,1>
+     */
+    double startPosition;
+    double endPosition;
+};
+
+std::shared_ptr<SEllipseTranslate>
+makeSEllipseTranslate(double dWidth, double dHeight, double dStartPosition, double dEndPosition, bool bInter, double T0, double T1);
+
+/** Same as SRotate, except the depth is scaled by the width of the slide divided by the width of the window.
+*/
+class RotateAndScaleDepthByWidth: public Operation
+{
+public:
+    virtual void interpolate(glm::mat4& matrix, double t, double SlideWidthScale, double SlideHeightScale) const override;
+
+    RotateAndScaleDepthByWidth(const glm::vec3& Axis,const glm::vec3& Origin,double Angle, bool bScale, bool bInter, double T0, double T1);
+private:
+    glm::vec3 axis;
+    glm::vec3 origin;
+    double angle;
+    bool scale;
+};
+
+std::shared_ptr<RotateAndScaleDepthByWidth>
+makeRotateAndScaleDepthByWidth(const glm::vec3& Axis,const glm::vec3& Origin,double Angle, bool bScale, bool bInter, double T0, double T1);
+
+/** Same as SRotate, except the depth is scaled by the width of the slide divided by the height of the window.
+*/
+class RotateAndScaleDepthByHeight: public Operation
+{
+public:
+    virtual void interpolate(glm::mat4& matrix, double t, double SlideWidthScale, double SlideHeightScale) const override;
+
+    RotateAndScaleDepthByHeight(const glm::vec3& Axis,const glm::vec3& Origin,double Angle, bool bScale, bool bInter, double T0, double T1);
+private:
+    glm::vec3 axis;
+    glm::vec3 origin;
+    double angle;
+    bool scale;
+};
+
+std::shared_ptr<RotateAndScaleDepthByHeight>
+makeRotateAndScaleDepthByHeight(const glm::vec3& Axis,const glm::vec3& Origin,double Angle, bool bScale, bool bInter, double T0, double T1);
+
+#endif // INCLUDED_SLIDESHOW_OPERATIONS_HXX_
+
+/* vim:set shiftwidth=4 softtabstop=4 expandtab: */