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Diffstat (limited to 'src/datavis3d/engine/maps3dcontroller_p.h')
| -rw-r--r-- | src/datavis3d/engine/maps3dcontroller_p.h | 253 |
1 files changed, 253 insertions, 0 deletions
diff --git a/src/datavis3d/engine/maps3dcontroller_p.h b/src/datavis3d/engine/maps3dcontroller_p.h new file mode 100644 index 00000000..d0c2e74e --- /dev/null +++ b/src/datavis3d/engine/maps3dcontroller_p.h @@ -0,0 +1,253 @@ +/**************************************************************************** +** +** Copyright (C) 2013 Digia Plc +** All rights reserved. +** For any questions to Digia, please use contact form at http://qt.digia.com +** +** This file is part of the QtDataVis3D module. +** +** Licensees holding valid Qt Enterprise licenses may use this file in +** accordance with the Qt Enterprise License Agreement provided with the +** Software or, alternatively, in accordance with the terms contained in +** a written agreement between you and Digia. +** +** If you have questions regarding the use of this file, please use +** contact form at http://qt.digia.com +** +****************************************************************************/ + +// +// W A R N I N G +// ------------- +// +// This file is not part of the QtDataVis3D API. It exists purely as an +// implementation detail. This header file may change from version to +// version without notice, or even be removed. +// +// We mean it. + +#ifndef MAPS3DCONTROLLER_P_H +#define MAPS3DCONTROLLER_P_H + +#include "datavis3dglobal_p.h" +#include "q3dmaps.h" +#include "maprenderitem_p.h" +#include <QOpenGLFunctions> +#include <QFont> + +//#define DISPLAY_RENDER_SPEED + +class QPoint; +class QSizeF; + +QT_DATAVIS3D_BEGIN_NAMESPACE + +class ShaderHelper; +class ObjectHelper; +class TextureHelper; +class Theme; +class Drawer; +class Maps3DRenderer; +class CameraHelper; +class QMapDataProxy; + +class QT_DATAVIS3D_EXPORT Maps3DController : public QObject, public QOpenGLFunctions +{ + Q_OBJECT +public: + enum SelectionType { + SelectionNone = 0, + SelectionBar, + SelectionRow, + SelectionColumn + }; + + enum MousePressType { + MouseNone = 0, + MouseOnScene, + MouseOnOverview, + MouseOnZoom, + MouseRotating, + MouseOnPinch + }; + +public: + Maps3DController(const QRect &rect); + ~Maps3DController(); + + void initializeOpenGL(); + virtual void synchDataToRenderer(); + void render(const GLuint defaultFboHandle = 0); + + // bar specifications; base thickness in x, y and z, enum to indicate which direction is increased with value + // TODO: Start using thickness also in adjustment direction; use it as a relative value. + // For example, in AdjustAll mode setting thickness to (0.1f, 1.0f, 0.5f) would apply value to + // x at 10%, y at 100% and z at 50%. If a dimension is not included, given thickness states its absolute value. + void setBarSpecs(const QVector3D &thickness = QVector3D(1.0f, 1.0f, 1.0f), + Q3DMaps::AdjustmentDirection direction = Q3DMaps::AdjustHeight); + + // bar type; bars (=cubes), pyramids, cones, cylinders, balls, etc. + void setBarType(QDataVis::MeshStyle style, bool smooth = false); + + // override bar type with own mesh + void setMeshFileName(const QString &objFileName); + + // Select preset camera placement + void setCameraPreset(QDataVis::CameraPreset preset); + + // Set camera rotation if you don't want to use the presets (in horizontal (-180...180) and + // vertical (0...90) angles and distance in percentage (10...500)) + void setCameraPosition(GLfloat horizontal, GLfloat vertical, GLint distance = 100); + + // Set theme (bar colors, shaders, window color, background colors, light intensity and text colors are affected) + void setTheme(QDataVis::ColorTheme theme); + + // Set color if you don't want to use themes. Set uniform to false if you want the (height) color to change from bottom to top + void setBarColor(QColor baseColor, QColor heightColor, bool uniform = true); + + // Set area specs + void setAreaSpecs(const QRect &areaRect, const QImage &image); + + // Set area image + void setImage(const QImage &image); + + // TODO: light placement API + + // Change selection mode; single bar, bar and row, bar and column, or all + void setSelectionMode(QDataVis::SelectionMode mode); + QDataVis::SelectionMode selectionMode(); + + // Font size adjustment + void setFontSize(float fontsize); + float fontSize(); + + // Set font + void setFont(const QFont &font); + QFont font(); + + // Label transparency adjustment + void setLabelTransparency(QDataVis::LabelTransparency transparency); + QDataVis::LabelTransparency labelTransparency(); + + // Adjust shadow quality + QDataVis::ShadowQuality setShadowQuality(QDataVis::ShadowQuality quality); + QDataVis::ShadowQuality shadowQuality(); + + // Size + const QSize size(); + const QRect boundingRect(); + void setBoundingRect(const QRect boundingRect); + void setWidth(const int width); + int width(); + void setHeight(const int height); + int height(); + void setX(const int x); + int x(); + void setY(const int y); + int y(); + +#if defined(Q_OS_ANDROID) + void mouseDoubleClickEvent(QMouseEvent *event); + void touchEvent(QTouchEvent *event); +#endif + void mousePressEvent(QMouseEvent *event, const QPoint &mousePos); + void mouseReleaseEvent(QMouseEvent *event, const QPoint &mousePos); + void mouseMoveEvent(QMouseEvent *event, const QPoint &mousePos); + void wheelEvent(QWheelEvent *event); + void resizeNotify(); + + void loadBarMesh(); + void loadBackgroundMesh(); + void loadGridLineMesh(); + void loadLabelMesh(); + void initShaders(const QString &vertexShader, const QString &fragmentShader); + void initSelectionShader(); + void initBackgroundShaders(const QString &vertexShader, const QString &fragmentShader); + void initLabelShaders(const QString &vertexShader, const QString &fragmentShader); + void initSelectionBuffer(); +#if !defined(QT_OPENGL_ES_2) + void initDepthShader(); + void initDepthBuffer(); +#endif + void updateTextures(); + void calculateSceneScalingFactors(const QRect &areaRect); + void calculateHeightAdjustment(const QPair<GLfloat, GLfloat> &limits); + void calculateTranslation(MapRenderItem &item); + SelectionType isSelected(GLint bar, const QVector3D &selection); + bool isValid(const MapRenderItem &item); + + // Sets the data proxy. Assumes ownership of the data proxy. Deletes old proxy. + void setDataProxy(QMapDataProxy *proxy); + QMapDataProxy *dataProxy(); + + void handleLimitChange(); + +public slots: + void handleArrayReset(); + void handleItemsAdded(int startIndex, int count); + void handleItemsChanged(int startIndex, int count); + void handleItemsRemoved(int startIndex, int count); + void handleItemsInserted(int startIndex, int count); + +private: + void drawScene(const GLuint defaultFboHandle); + + Maps3DRenderer *m_renderer; + CameraHelper *m_camera; + + ShaderHelper *m_barShader; + ShaderHelper *m_depthShader; + ShaderHelper *m_selectionShader; + ShaderHelper *m_backgroundShader; + ShaderHelper *m_labelShader; + ObjectHelper *m_barObj; + ObjectHelper *m_backgroundObj; + ObjectHelper *m_gridLineObj; + ObjectHelper *m_labelObj; + QString m_objFile; + MousePressType m_mousePressed; + QPoint m_mousePos; + GLint m_zoomLevel; + GLfloat m_autoScaleAdjustment; + GLfloat m_horizontalRotation; + GLfloat m_verticalRotation; + QVector3D m_barThickness; + GLfloat m_heightNormalizer; + GLfloat m_yAdjustment; + GLfloat m_scaleFactor; + Theme *m_theme; + bool m_isInitialized; + QDataVis::SelectionMode m_selectionMode; + BarRenderItem *m_selectedBar; // points to renderitem array + BarRenderItem *m_previouslySelectedBar; // points to renderitem array + QString m_axisLabelX; + QString m_axisLabelZ; + QString m_axisLabelY; + QRect m_sceneViewPort; + QRect m_zoomViewPort; + bool m_zoomActivated; + TextureHelper *m_textureHelper; + QDataVis::LabelTransparency m_labelTransparency; + QFont m_font; + Drawer *m_drawer; + QSizeF m_areaSize; + GLuint m_bgrTexture; + GLuint m_depthTexture; + GLuint m_selectionTexture; + GLuint m_depthFrameBuffer; + GLuint m_selectionFrameBuffer; + GLuint m_selectionDepthBuffer; + bool m_updateLabels; + Q3DMaps::AdjustmentDirection m_adjustDirection; + QDataVis::ShadowQuality m_shadowQuality; + GLfloat m_shadowQualityToShader; + bool m_bgrHasAlpha; + QRect m_boundingRect; + QMapDataProxy *m_data; + bool m_valuesDirty; + MapRenderItemArray m_renderItemArray; +}; + +QT_DATAVIS3D_END_NAMESPACE + +#endif |