6e758d67b9
* sync against the preview driver * fixed totally broken multiple pages on single page preview git-svn-id: file:///srv/svn/repos/haiku/haiku/trunk@26812 a95241bf-73f2-0310-859d-f6bbb57e9c96
165 lines
3.5 KiB
C++
165 lines
3.5 KiB
C++
/*
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* Copyright 2002-2008, Haiku. All rights reserved.
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* Distributed under the terms of the MIT License.
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*
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* Authors:
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* Michael Pfeiffer
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* Hartmut Reh
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* julun <host.haiku@gmx.de>
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*/
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#include "BlockingWindow.h"
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#include "JobData.h"
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#include "PrintJobReader.h"
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#include <View.h>
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class BButton;
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class BFile;
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class BMessage;
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class BPicture;
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class BScrollView;
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class BStringView;
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class BTextControl;
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// #pragma mark - PreviewPage
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class PreviewPage {
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public:
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PreviewPage(int32 page, PrintJobPage* pjp);
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~PreviewPage();
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void Draw(BView* view, const BRect& printRect);
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status_t InitCheck() const;
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int32 Page() const { return fPage; }
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private:
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int32 fPage;
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status_t fStatus;
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int32 fNumberOfPictures;
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BRect* fRects;
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BPoint* fPoints;
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BPicture* fPictures;
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};
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// #pragma mark - PreviewView
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class PreviewView : public BView {
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public:
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PreviewView(BFile* jobFile, BRect rect);
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virtual ~PreviewView();
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virtual void Show();
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virtual void Hide();
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virtual void Draw(BRect r);
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virtual void FrameResized(float width, float height);
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virtual void MouseDown(BPoint point);
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virtual void MouseMoved(BPoint point, uint32 transit,
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const BMessage* message);
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virtual void MouseUp(BPoint point);
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virtual void KeyDown(const char* bytes, int32 numBytes);
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void ShowFirstPage();
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void ShowPrevPage();
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void ShowNextPage();
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void ShowLastPage();
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bool ShowsFirstPage() const;
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bool ShowsLastPage() const;
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void ShowFindPage(int32 page);
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void ZoomIn();
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bool CanZoomIn() const;
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void ZoomOut();
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bool CanZoomOut() const;
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void FixScrollbars();
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BRect ViewRect() const;
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status_t InitCheck() const;
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int32 NumberOfPages() const;
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int32 CurrentPage() const { return fPage + 1; }
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private:
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BRect _PaperRect() const;
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float _ZoomFactor() const;
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BRect _PrintableRect() const;
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void _LoadPage(int32 page);
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bool _IsPageValid() const;
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bool _IsPageLoaded(int32 page) const;
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BRect _ContentRect() const;
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void _DrawPageFrame(BRect rect);
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void _DrawPage(BRect updateRect);
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void _DrawMarginFrame(BRect rect);
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int32 _GetPageNumber(int32 index) const;
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private:
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int32 fPage;
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int32 fZoom;
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PrintJobReader fReader;
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bool fReverse;
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BRect fPaperRect;
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BRect fPrintableRect;
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bool fTracking;
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bool fInsideView;
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BPoint fScrollStart;
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int32 fNumberOfPages;
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int32 fNumberOfPagesPerPage;
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PreviewPage* fCachedPage;
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JobData::Orientation fOrientation;
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JobData::PageSelection fPageSelection;
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};
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// #pragma mark - PreviewWindow
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class PreviewWindow : public BlockingWindow {
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public:
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PreviewWindow(BFile* jobFile,
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bool showOkAndCancelButtons = false);
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virtual void MessageReceived(BMessage* m);
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status_t Go();
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status_t InitCheck() const { return fPreview->InitCheck(); }
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private:
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void _ResizeToPage();
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void _UpdateControls();
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private:
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BButton* fFirst;
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BButton* fNext;
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BButton* fPrev;
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BButton* fLast;
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BButton* fZoomIn;
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BButton* fZoomOut;
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BTextControl* fPageNumber;
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BStringView* fPageText;
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PreviewView* fPreview;
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BScrollView* fPreviewScroller;
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float fButtonBarHeight;
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enum {
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MSG_FIRST_PAGE = 'pwfp',
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MSG_NEXT_PAGE = 'pwnp',
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MSG_PREV_PAGE = 'pwpp',
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MSG_LAST_PAGE = 'pwlp',
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MSG_FIND_PAGE = 'pwsp',
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MSG_ZOOM_IN = 'pwzi',
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MSG_ZOOM_OUT = 'pwzo',
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MSG_PRINT_JOB = 'pwpj',
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MSG_CANCEL_JOB = 'pwcj',
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};
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};
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