Introducing template based title clips

[kdenlive] / src / titlewidget.h

diff --git a/src/titlewidget.h b/src/titlewidget.h
index 88756b9de02620757810632d379f04306f1c6be5..61a70df75ee455a934cda8e6a9983c38ec300047 100644 (file)
--- a/src/titlewidget.h
+++ b/src/titlewidget.h
@@ -19,18 +19,17 @@
 #define TITLEWIDGET_H
 
 
-#include <QDialog>
-
-#include <QMap>
-
 #include "ui_titlewidget_ui.h"
 #include "titledocument.h"
 #include "renderer.h"
 #include "graphicsscenerectmove.h"
+#include "unicodedialog.h"
 
+#include <QMap>
 
 
-class Transform {
+class Transform
+{
 public:
     Transform() {
         scalex = 1.0;
@@ -41,13 +40,15 @@ public:
     double rotate;
 };
 
-class TitleWidget : public QDialog , public Ui::TitleWidget_UI {
+class TitleWidget : public QDialog , public Ui::TitleWidget_UI
+{
     Q_OBJECT
 
 public:
     /** \brief Constructor
      * \param projectPath Path to use when user requests loading or saving of titles as .kdenlivetitle documents */
     TitleWidget(KUrl url, QString projectPath, Render *render, QWidget *parent = 0);
+    virtual ~TitleWidget();
     QDomDocument xml();
     void setXml(QDomDocument doc);
 
@@ -72,10 +73,10 @@ protected:
     virtual void resizeEvent(QResizeEvent * event);
 
 private:
-    QGraphicsPolygonItem *startViewport, *endViewport;
+    QGraphicsPolygonItem *m_startViewport, *m_endViewport;
     GraphicsSceneRectMove *m_scene;
     void initViewports();
-    QMap<QGraphicsItem*, Transform > transformations;
+    QMap<QGraphicsItem*, Transform > m_transformations;
     TitleDocument m_titledocument;
     QGraphicsRectItem *m_frameBorder;
     QGraphicsPixmapItem *m_frameImage;
@@ -89,21 +90,32 @@ private:
     QAction *m_buttonCursor;
     QAction *m_buttonSave;
     QAction *m_buttonLoad;
+       /** \brief Dialog for entering unicode in text fields */
+       UnicodeDialog *m_unicodeDialog;
     /** project path for storing title clips */
     QString m_projectPath;
     /** \brief Store the current choices of font, background and rect values */
     void writeChoices();
     /** \brief Read the last stored choices into the dialog */
     void readChoices();
+       /** \brief Update the displayed X/Y coordinates */
+       void updateCoordinates(QGraphicsItem *i);
+       void updateDimension(QGraphicsItem *i);
+       /** \brief Update the item's position */
+       void updatePosition(QGraphicsItem *i);
+       
+       void textChanged(QGraphicsTextItem *i);
+       void updateAxisButtons(QGraphicsItem *i);
+       
+       void updateTextOriginX();
+       void updateTextOriginY();
 
 public slots:
     void slotNewText(QGraphicsTextItem *tt);
     void slotNewRect(QGraphicsRectItem *rect);
     void slotChangeBackground();
     void selectionChanged();
-    void textChanged();
     void rectChanged();
-    void fontBold();
     void setupViewports();
     void zIndexChanged(int);
     void itemScaled(int);
@@ -112,21 +124,72 @@ public slots:
     void itemVCenter();
     void saveTitle(KUrl url = KUrl());
     void loadTitle();
-    QPixmap renderedPixmap();
+    QImage renderedPixmap();
 
 private slots:
     void slotAdjustSelectedItem();
-    void slotUpdateZoom(int pos);
+       
+       /** 
+        * \brief Switches the origin of the x axis between left and right 
+        * border of the frame (offset from left/right frame border)
+        * \param originLeft Take left border?
+        * 
+        * Called when the origin of the x coorinate has been changed. The 
+        * x origin will either be at the left or at the right side of the frame.
+        * 
+        * When the origin of the x axis is at the left side, the user can 
+        * enter the distance between an element's left border and the left
+        * side of the frame.
+        * 
+        * When on the right, the distance from the right border of the 
+        * frame to the right border of the element can be entered. This 
+        * would result in negative values as long as the element's right 
+        * border is at the left of the frame's right border. As that is
+        * usually the case, I additionally invert the x axis.
+        * 
+        * Default value is left.
+        * 
+        * |----l----->|#######|----r--->|              
+        * |           |---w-->|         |
+        * |           |#######|         |
+        * |                             |
+        * |----------m_frameWidth------>|
+        * |                             |
+        * 
+        * Left selected: Value = l
+        * Right selected: Value = r
+        * 
+        * To calculate between the two coorindate systems:
+        * l = m_frameWidth - w - r
+        * r = m_frameWidth - w - l
+        * 
+        */
+       void slotOriginXClicked();
+       /** \brief Same as slotOriginYChanged, but for the Y axis; default is top. 
+        *  \param originTop Take top border? */
+       void slotOriginYClicked();
+       
+       /** \brief Update coorinates of text fields if necessary and text has changed */
+       void slotChanged();
+       
     void slotZoom(bool up);
+    void slotUpdateZoom(int pos);
     void slotAdjustZoom();
     void slotZoomOneToOne();
+       
     void slotUpdateText();
+       void slotInsertUnicode();
+       void slotInsertUnicodeString(QString);
+       
     void displayBackgroundFrame();
+       
     void setCurrentItem(QGraphicsItem *item);
+       
     void slotTextTool();
     void slotRectTool();
     void slotSelectTool();
     void slotImageTool();
+       
     /** \brief Called when accepted, stores the user selections for next time use */
     void slotAccepted();
 };