You can not select more than 25 topics
Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
69 lines
3.0 KiB
69 lines
3.0 KiB
/*************************************************************************** |
|
* Copyright (C) 2005 by Enrico Ros <eros.kde@email.it> * |
|
* * |
|
* This program is free software; you can redistribute it and/or modify * |
|
* it under the terms of the GNU General Public License as published by * |
|
* the Free Software Foundation; either version 2 of the License, or * |
|
* (at your option) any later version. * |
|
***************************************************************************/ |
|
|
|
#ifndef _KPDF_PAGEPAINTER_H_ |
|
#define _KPDF_PAGEPAINTER_H_ |
|
|
|
#include "core/page.h" // for NormalizedPoint |
|
class QPainter; |
|
class QRect; |
|
|
|
/** |
|
* @short Paints a KPDFPage to an open painter using given flags. |
|
*/ |
|
class PagePainter |
|
{ |
|
public: |
|
// list of flags passed to the painting function. by OR-ing those flags |
|
// you can decide wether or not to permit drawing of a certain feature. |
|
enum PagePainterFlags { Accessibility = 1, EnhanceLinks = 2, |
|
EnhanceImages = 4, Highlights = 8, |
|
Annotations = 16 }; |
|
|
|
// draw (using painter 'p') the 'page' requested by 'id' using features |
|
// in 'flags'. 'limits' is the bounding rect of the paint operation, |
|
// 'scaledWidth' and 'scaledHeight' the expected size of page contents |
|
static void paintPageOnPainter( QPainter * p, const KPDFPage * page, int pixID, |
|
int flags, int scaledWidth, int scaledHeight, const QRect & pageLimits ); |
|
|
|
private: |
|
// create an image taking the 'cropRect' portion of a pixmap. the |
|
// cropRect must be inside the source pixmap |
|
static void cropPixmapOnImage( QImage & dest, const QPixmap * src, |
|
const QRect & cropRect ); |
|
|
|
// create an image taking the 'cropRect' portion of a pixmap scaled |
|
// to 'scaledWidth' by 'scaledHeight' pixels. cropRect must be inside |
|
// the QRect(0,0, scaledWidth,scaledHeight) |
|
static void scalePixmapOnImage( QImage & dest, const QPixmap * src, |
|
int scaledWidth, int scaledHeight, const QRect & cropRect ); |
|
|
|
// set the alpha component of the image to a given value |
|
static void changeImageAlpha( QImage & image, unsigned int alpha ); |
|
|
|
// colorize a gray image to the given color |
|
static void colorizeImage( QImage & image, const QColor & color, |
|
unsigned int alpha = 255 ); |
|
|
|
// my pretty dear raster function |
|
typedef QList< NormalizedPoint > NormalizedPath; |
|
enum RasterOperation { Normal, Multiply }; |
|
static void drawShapeOnImage( |
|
QImage & image, |
|
const NormalizedPath & imagePoints, |
|
bool closeShape = true, |
|
const QPen & pen = QPen(), |
|
const QBrush & brush = QBrush(), |
|
double penWidthMultiplier = 1.0, |
|
RasterOperation op = Normal |
|
//float antiAliasRadius = 1.0 |
|
); |
|
}; |
|
|
|
#endif
|
|
|