From 835e373b3eeaabcd0621ed6798ab500f37982fae Mon Sep 17 00:00:00 2001
From: Calvin Morrison <calvin@pobox.com>
Date: Wed, 5 Apr 2023 14:13:39 -0400
Subject: xpdf-no-select-disable

---
 xpdf/DisplayState.h | 173 ++++++++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 173 insertions(+)
 create mode 100644 xpdf/DisplayState.h

(limited to 'xpdf/DisplayState.h')

diff --git a/xpdf/DisplayState.h b/xpdf/DisplayState.h
new file mode 100644
index 0000000..12c8170
--- /dev/null
+++ b/xpdf/DisplayState.h
@@ -0,0 +1,173 @@
+//========================================================================
+//
+// DisplayState.h
+//
+// Copyright 2014 Glyph & Cog, LLC
+//
+//========================================================================
+
+#ifndef DISPLAYSTATE_H
+#define DISPLAYSTATE_H
+
+#include <aconf.h>
+
+#ifdef USE_GCC_PRAGMAS
+#pragma interface
+#endif
+
+#include "gtypes.h"
+#include "SplashTypes.h"
+
+class GString;
+class GList;
+class PDFDoc;
+class TileMap;
+class TileCache;
+class TileCompositor;
+
+//------------------------------------------------------------------------
+// zoom level
+//------------------------------------------------------------------------
+
+// positive zoom levels are percentage of 72 dpi
+// (e.g., 50 means 36dpi, 100 means 72dpi, 150 means 108 dpi)
+
+#define zoomPage   -1
+#define zoomWidth  -2
+#define zoomHeight -3
+
+//------------------------------------------------------------------------
+// display mode
+//------------------------------------------------------------------------
+
+enum DisplayMode {
+  displaySingle,
+  displayContinuous,
+  displaySideBySideSingle,
+  displaySideBySideContinuous,
+  displayHorizontalContinuous
+};
+
+//------------------------------------------------------------------------
+// SelectRect
+//------------------------------------------------------------------------
+
+class SelectRect {
+public:
+
+  SelectRect(int pageA, double x0A, double y0A, double x1A, double y1A):
+    page(pageA), x0(x0A), y0(y0A), x1(x1A), y1(y1A) {}
+  int operator==(SelectRect r)
+    { return page == r.page && x0 == r.x0 && y0 == r.y0 &&
+                               x1 == r.x1 && y1 == r.y1; }
+  int operator!=(SelectRect r)
+    { return page != r.page || x0 != r.x0 || y0 != r.y0 ||
+                               x1 != r.x1 || y1 != r.y1; }
+
+  int page;
+  double x0, y0, x1, y1;	// user coords
+};
+
+
+//------------------------------------------------------------------------
+// DisplayState
+//------------------------------------------------------------------------
+
+class DisplayState {
+public:
+
+  DisplayState(int maxTileWidthA, int maxTileHeightA,
+	       int tileCacheSizeA, int nWorkerThreadsA,
+	       SplashColorMode colorModeA, int bitmapRowPadA);
+  ~DisplayState();
+
+  void setTileMap(TileMap *tileMapA)
+    { tileMap = tileMapA; }
+  void setTileCache(TileCache *tileCacheA)
+    { tileCache = tileCacheA; }
+  void setTileCompositor(TileCompositor *tileCompositorA)
+    { tileCompositor = tileCompositorA; }
+
+  void setPaperColor(SplashColorPtr paperColorA);
+  void setMatteColor(SplashColorPtr matteColorA);
+  void setSelectColor(SplashColorPtr selectColorA);
+  void setReverseVideo(GBool reverseVideoA);
+  void setDoc(PDFDoc *docA);
+  void setWindowSize(int winWA, int winHA);
+  void setDisplayMode(DisplayMode displayModeA);
+  void setZoom(double zoomA);
+  void setRotate(int rotateA);
+  void setScrollPosition(int scrollPageA, int scrollXA, int scrollYA);
+  void setSelection(int selectPage, double selectX0, double selectY0,
+		    double selectX1, double selectY1);
+  void setSelection(GList *selectRectsA);
+  void clearSelection();
+  void forceRedraw();
+
+  int getMaxTileWidth() { return maxTileWidth; }
+  int getMaxTileHeight() { return maxTileHeight; }
+  int getTileCacheSize() { return tileCacheSize; }
+  int getNWorkerThreads() { return nWorkerThreads; }
+  SplashColorMode getColorMode() { return colorMode; }
+  int getBitmapRowPad() { return bitmapRowPad; }
+  SplashColorPtr getPaperColor() { return paperColor; }
+  SplashColorPtr getMatteColor() { return matteColor; }
+  SplashColorPtr getSelectColor() { return selectColor; }
+  GBool getReverseVideo() { return reverseVideo; }
+  PDFDoc *getDoc() { return doc; }
+  int getWinW() { return winW; }
+  int getWinH() { return winH; }
+  DisplayMode getDisplayMode() { return displayMode; }
+  GBool displayModeIsContinuous()
+    { return displayMode == displayContinuous ||
+	     displayMode == displaySideBySideContinuous ||
+	     displayMode == displayHorizontalContinuous; }
+  GBool displayModeIsSideBySide()
+    { return displayMode == displaySideBySideSingle ||
+	     displayMode == displaySideBySideContinuous; }
+  double getZoom() { return zoom; }
+  int getRotate() { return rotate; }
+  int getScrollPage() { return scrollPage; }
+  int getScrollX() { return scrollX; }
+  int getScrollY() { return scrollY; }
+  GBool hasSelection() { return selectRects != NULL; }
+  GList *getSelectRects() { return selectRects; }
+  int getNumSelectRects();
+  SelectRect *getSelectRect(int idx);
+  void optionalContentChanged();
+
+private:
+
+  int maxTileWidth, maxTileHeight;
+  int tileCacheSize;
+  int nWorkerThreads;
+
+  SplashColorMode colorMode;
+  int bitmapRowPad;
+
+  TileMap *tileMap;
+  TileCache *tileCache;
+  TileCompositor *tileCompositor;
+
+  SplashColor paperColor;
+  SplashColor matteColor;
+  SplashColor selectColor;
+  GBool reverseVideo;
+
+  PDFDoc *doc;
+
+  int winW, winH;		// window (draw area) size
+  DisplayMode displayMode;
+  double zoom;			// zoom level (see zoom* defines, above)
+  int rotate;			// rotation (0, 90, 180, or 270)
+  int scrollPage;		// scroll page - only used in
+				//   non-continuous modes
+  int scrollX, scrollY;
+
+  GList *selectRects;		// selection rectangles [SelectRect]
+				//   (NULL if there is no selection)
+
+
+};
+
+#endif
-- 
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