NodeRegularShape * OpBackground::DoCreateRectangle(Spread * pSpread)
{
ERROR2IF(pSpread == NULL,FALSE,"OpBackground::DoCreateRectangle Bad params error!");
if (pSpread == NULL)
return NULL;
// This assumes that we have already checked to see if there is a page covering rectangle
// already present on this layer.
// Create a new rectangle node on the layer
NodeRegularShape *pShape = new NodeRegularShape;
if (pShape != NULL)
{
BOOL ok = pShape->SetUpShape();
if (!ok)
{
// Do something sensible in here
delete pShape;
return NULL;
}
// We want to make the rectangle the same size as the current union of
// all the pages on the current spread
DocRect Rect;
pSpread->GetPagesRect(&Rect);
/* // We must expand the rectangle by a single pixel as the page redraw
// draws a single pixel line around the outside.
const MILLIPOINT pixel = (MILLIPOINT)(72000.0/96.0);
Rect.Inflate(pixel); */
const INT32 CornerRadius = 0; // No curvature
if (pShape->MakeRectangle(Rect.Width(), Rect.Height(), CornerRadius))
{
// Translate centre from 0,0 to required position relative to page
INT32 XTrans = Rect.lo.x + (Rect.Width()/2);
INT32 YTrans = Rect.lo.y + (Rect.Height()/2);
Trans2DMatrix Trans(XTrans, YTrans);
pShape->Transform(Trans);
// finish off the shape
pShape->InvalidateBoundingRect();
}
}
return pShape;
}
/********************************************************************************************
> BOOL MakeBitmapFilter::FindCentreInsertionPosition(Spread** Spread, DocCoord* Position)
Author: Will_Cowling (Xara Group Ltd) <*****@*****.**> (from Simon)
Created: 12/6/96
Inputs: -
Outputs: Spread: The spread to place the clipboard objects on
Position:The centre of the view (Spread coords)
Purpose: Finds the centre insertion position for clipboard objects
********************************************************************************************/
BOOL MakeBitmapFilter::FindCentreInsertionPosition(Spread** Spread, DocCoord* Position)
{
// ---------------------------------------------------------------------------------
// Find out which spread is in the centre of the view
// this is the spread that the pasted objects will be placed on
// Obtain the current DocView
DocView* CurDocView = DocView::GetCurrent();
ENSURE(CurDocView != NULL, "The current DocView is NULL");
if (CurDocView == NULL)
return FALSE; // No DocView
// Get the view rect
WorkRect WrkViewRect = CurDocView->GetViewRect();
if (WrkViewRect.IsEmpty() || (!WrkViewRect.IsValid()) )
return FALSE; // Defensive
// Determine the centre of the view
WorkCoord WrkCentreOfView;
WrkCentreOfView.x = WrkViewRect.lox + (WrkViewRect.Width()/2);
WrkCentreOfView.y = WrkViewRect.loy + (WrkViewRect.Height()/2);
// FindEnclosing spread requires an OilCoord
OilCoord OilCentreOfView = WrkCentreOfView.ToOil(CurDocView->GetScrollOffsets());
// Find out which spread to insert the pasteboard objects onto
(*Spread) = CurDocView->FindEnclosingSpread(OilCentreOfView);
if ((*Spread) == NULL)
return FALSE; // There is no spread
// Phew
// ---------------------------------------------------------------------------------
// Now lets find the spread coordinate of the centre of the view
DocRect DocViewRect = CurDocView->GetDocViewRect(*Spread);
if ( DocViewRect.IsEmpty() || (!DocViewRect.IsValid()) )
{
ERROR3("DocViewRect is invalid");
return FALSE; // Defensive
}
// Find the centre of the DocViewRect
DocCoord DocCentreOfView;
DocCentreOfView.x = DocViewRect.lox + (DocViewRect.Width()/2);
DocCentreOfView.y = DocViewRect.loy + (DocViewRect.Height()/2);
// --------------------------------------------------------------------------------
// Now convert from DocCoords to spread coords
DocRect PhysSpreadRect = (*Spread)->GetPasteboardRect();
(*Position).x = DocCentreOfView.x - PhysSpreadRect.lo.x;
(*Position).y = DocCentreOfView.y - PhysSpreadRect.lo.y;
return TRUE;
}
void LiveEffectsTool::OnMouseMove(DocCoord Coord, Spread* pSpread, ClickModifiers mods)
{
// Stub out this function if the tool isn't wanted
#ifndef NO_ADVANCED_TOOLS
// We are interested in any selected paths that the cursor is over
// we will also be needing the current docview
SelRange* Selected = GetApplication()->FindSelection();
Node* pNode = Selected->FindFirst();
// Check to see if the selection is on the same spread as the mouse
if (pNode!=NULL)
{
// Get the spread and return if it is different from the one with the cursor
Spread* pNodeSpread = pNode->FindParentSpread();
if (pNodeSpread!=pSpread)
return;
}
// Find the Blob manager, so we can find out how big a rect to use
BlobManager* pBlobMgr = GetApplication()->GetBlobManager();
if (pBlobMgr==NULL)
return;
// Find the Rect round the mouse pos that counts as a hit
DocRect BlobRect;
pBlobMgr->GetBlobRect(Coord, &BlobRect);
// Work out the square of the distance that we will count as 'close' to the line
INT32 Range = BlobRect.Width() / 2;
Range *= Range;
// // loop through the selection
// while (pNode!=NULL)
// {
// // Now find the next selected node
// pNode = Selected->FindNext(pNode);
// }
// We did not find anything good, so set the cursor to the normal one
ChangeCursor(pNormalCursor);
// And set the status bar text
StatusMsg.Load(_R(IDS_LIVEEFFECTSTART), Tool::GetModuleID(GetID()));
GetApplication()->UpdateStatusBarText(&StatusMsg);
#endif // NO_ADVANCED_TOOLS
}
/********************************************************************************************
> BOOL TipsDlg::DrawBitmap(ResourceID BitmapID, DocRect& RedrawRect)
Author: Colin_Barfoot (Xara Group Ltd) <*****@*****.**>
Created: 08/08/96
Inputs: BitmapID : the resource id of the bitmap to draw
RedrawRect : the rectangle in which to draw it
Returns: TRUE if drawn OK
FALSE otherwise
Purpose: Renders the given bitmap in the given rectangle
********************************************************************************************/
BOOL TipsDlg::DrawBitmap(ResourceID BitmapID, DocRect& RedrawRect)
{
OILBitmap *pOILBitmap = OILBitmap::Create();
if (pOILBitmap == NULL)
{
return FALSE;
}
if (!pOILBitmap->LoadBitmap(BitmapID))
{
return FALSE;
}
// Centre the bitmap within the RedrawRect
UINT32 bitmapWidth = pOILBitmap->GetRecommendedWidth();
UINT32 bitmapHeight = pOILBitmap->GetRecommendedHeight();
UINT32 xOffset = RedrawRect.lo.x + (RedrawRect.Width() - bitmapWidth) / 2;
UINT32 yOffset = RedrawRect.lo.y + (RedrawRect.Height() - bitmapHeight) / 2;
DocCoord lowCorner(xOffset, yOffset);
DocRect bitmapRect(lowCorner, bitmapWidth, bitmapHeight);
KernelBitmap bitmap(pOILBitmap, TRUE);
// Now we need to create a temporary NodeBitmap, which we will
// use to render the bitmap preview.
NodeBitmap* dummyNode = new NodeBitmap();
if (dummyNode == NULL)
{
return FALSE;
}
// Set the NodeBitmap path to be our RedrawRect and attach the Bitmap to it.
dummyNode->SetUpPath();
dummyNode->CreateShape(bitmapRect);
dummyNode->GetBitmapRef()->SetBitmap(&bitmap);
// Now render the bitmap preview
dummyNode->Render(m_pRenderer);
delete dummyNode;
// All OK
return TRUE;
}
double CamelotWebFilter::GetSimilarPathTolerance(NodePath* pPath)
{
double Tolerance = 0.0;
if (pPath != NULL)
{
// Don't get attribute-related bounds because the path might not be in the tree
// (e.g. it may be generated by the 'convert text to outlines' system which keeps
// all paths created from text stories in out-of-line groups)
// The TRUE parameter means don't bother with attributes
DocRect Rect = pPath->GetBoundingRect(TRUE);
INT32 MaxDist = min(Rect.Width(),Rect.Height());
Tolerance = double(MaxDist)*0.01;
if (Tolerance > GetWebSimilarPathTolerence())
Tolerance = GetWebSimilarPathTolerence();
}
return Tolerance;
}
BOOL BitmapExportDocument::SetBitmap(KernelBitmap* pBitmap)
{
TRACEUSER( "Gerry", _T("BitmapExportDocument::SetBitmap()\n"));
ERROR2IF(pBitmap == NULL, FALSE, "NULL bitmap passed to SetBitmap()\n");
ERROR2IF(pBitmapNode == NULL, FALSE, "pBitmapNode is NULL in SetBitmap()\n");
// Attach the bitmap to our node
//
// Note: Neville 18/9/97
// If the bitmap is a lone bitmap i.e. not attached to any document, then we
// must attach it properly to this document so that it gets cleaned out
// rather than memory leaking. If not, then we are just temporarily using
// the bitmap and so everything should be ok. We need to work in the following
// situations:-
// - Selecting multiple bitmaps in the bitmap gallery and saving as animated GIF.
// Here we are passed a list of bitmaps which are already in use in the source
// document.
// - Making a new clipart index for bitmaps. Here we are passed a brand spanking
// new bitmap which is not on any lists. This used to memory leak.
BitmapList* pBmpList = pBitmap->GetParentBitmapList();
if (pBmpList != NULL)
{
// This will memory leak a kernel bitmap each time if it is not on a parent
// document list. You will also end up with a KernelBitmap which contains
// a deleted ActualBitmap pointer, which is very bad!
pBitmapNode->GetBitmapRef()->SetBitmap(pBitmap);
}
else
{
// This is the same technique that the BaseBitmapFilter uses and so must be correct!
pBitmapNode->GetBitmapRef()->Attach(pBitmap, this);
if (pBitmapNode->GetBitmap() != pBitmap)
{
// It didn't use the bitmap we gave it, so we can delete it
delete pBitmap;
}
}
BitmapInfo Info;
pBitmapNode->GetBitmap()->ActualBitmap->GetInfo(&Info);
// Calculate the rectangle for this bitmap
// We make it as large as possible (within the ExportRect)
// without changing the aspect ration
INT32 RectWidth = ExportRect.Width();
INT32 RectHeight = ExportRect.Height();
double xScale = (double) RectWidth / (double) Info.RecommendedWidth;
double yScale = (double) RectHeight / (double) Info.RecommendedHeight;
DocRect BitmapRect;
BitmapRect.lo.x = 0;
BitmapRect.lo.y = 0;
if (xScale < yScale)
{
// Bitmap will be full width
BitmapRect.hi.x = RectWidth;
BitmapRect.hi.y = (INT32) ((double) Info.RecommendedHeight * xScale);
// Center the bitmap vertically in the rectangle
BitmapRect.Translate(0, (RectHeight - BitmapRect.Height()) / 2);
}
else
{
// Bitmap will be full height
BitmapRect.hi.x = (INT32) ((double) Info.RecommendedWidth * yScale);
BitmapRect.hi.y = RectHeight;
// Center the bitmap horizontally in the rectangle
BitmapRect.Translate((RectWidth - BitmapRect.Width()) / 2, 0);
}
// Delete the node's path
// Because CreateShape inserts a rectangle at the beginning of the path
pBitmapNode->InkPath.DeleteFromElement(0);
// And create the shape
pBitmapNode->CreateShape(BitmapRect);
return(TRUE);
}
void PathProcessorStrokeVector::ProcessPath(Path *pPath,
RenderRegion *pRender,
PathShape ShapePath)
{
PORTNOTETRACE("other","PathProcessorStrokeVector::ProcessPath - do nothing");
#ifndef EXCLUDE_FROM_XARALX
ERROR3IF(pPath == NULL || pRender == NULL, "Illegal NULL Params");
// Get the RenderRegion SubRenderContext and see if we're returning part-way through a background render
VectorStrokeSubRenderContext *pSubRenderContext = (VectorStrokeSubRenderContext *)pRender->GetSubRenderState();
if (pSubRenderContext != NULL && !IS_A(pSubRenderContext, VectorStrokeSubRenderContext))
{
// We can't use the sub render context, because it's not ours!
pSubRenderContext = NULL;
}
// --- If we don't have a valid stroke definition, then get the base class to render
// the stroke as a simple flat-filled stroke.
StrokeDefinition *pStrokeDef = StrokeComponent::FindStroke(StrokeID);
if (pStrokeDef == NULL)
{
PathProcessorStroke::ProcessPath(pPath, pRender);
return;
}
// --- See if we have to create a new SubRenderContext, or if we can use the one passed in.
// We always store all relevant variables in a SubRenderContext object so that we can easily
// return control to the RenderRegion without having to copy lots of local values in/out.
const BOOL CreateSubRenderContext = (pSubRenderContext == NULL);
if (CreateSubRenderContext)
{
pSubRenderContext = new VectorStrokeSubRenderContext;
if (pSubRenderContext == NULL)
{
pRender->DrawPath(pPath, this, ShapePath);
return;
}
// --- If the provided path is not stroked, then we'll just pass it straight through
// We also don't touch it if we're doing EOR rendering, or click hit detection
if (!pPath->IsStroked || pRender->DrawingMode != DM_COPYPEN || pRender->IsHitDetect())
{
delete pSubRenderContext;
pRender->DrawPath(pPath, this, ShapePath);
return;
}
// --- If the quality is set low, or if the current stroke attribute is not our "parent"
// attribute (so we're not the "current" stroker) then strokes are just rendered as centrelines
// BLOCK
{
QualityAttribute *pQuality = (QualityAttribute *) pRender->GetCurrentAttribute(ATTR_QUALITY);
StrokeTypeAttrValue *pTypeAttr = (StrokeTypeAttrValue *) pRender->GetCurrentAttribute(ATTR_STROKETYPE);
if ((pQuality != NULL && pQuality->QualityValue.GetLineQuality() != Quality::FullLine) ||
(pTypeAttr != NULL && pTypeAttr != GetParentAttr()))
{
delete pSubRenderContext;
pRender->DrawPath(pPath, this, ShapePath);
return;
}
}
// --- We don't expect the input path to be stroked AND filled on entry
ERROR3IF(pPath->IsFilled, "PathProcessor expected RenderRegion to handle IsFilled case");
// --- Get the current line width & Join Style from the render region
// BLOCK
{
LineWidthAttribute *pWidthAttr = (LineWidthAttribute *) pRender->GetCurrentAttribute(ATTR_LINEWIDTH);
if (pWidthAttr != NULL)
pSubRenderContext->LineWidth = pWidthAttr->LineWidth;
JoinTypeAttribute *pJoinAttr = (JoinTypeAttribute *) pRender->GetCurrentAttribute(ATTR_JOINTYPE);
if (pJoinAttr != NULL)
pSubRenderContext->JoinStyle = pJoinAttr->JoinType;
}
}
// --- Create a new path to be rendered in place of the provided path
// Note that I use a large allocation size so that reallocation need not be done
// frequently, which also helps reduce memory fragmentation.
Path *pOutput = new Path;
if (pOutput == NULL)
{
if (!pRender->IsSubRenderStateLocked())
pRender->SetSubRenderState(NULL);
delete pSubRenderContext;
pRender->DrawPath(pPath, this, ShapePath);
return;
}
pOutput->Initialise(128, 128);
// --- Find our Variable Width function
if (CreateSubRenderContext)
{
// --- Get the variable line width descriptor from the render region
VariableWidthAttrValue *pVarWidthAttr = (VariableWidthAttrValue *) pRender->GetCurrentAttribute(ATTR_VARWIDTH);
if (pVarWidthAttr != NULL)
pSubRenderContext->pValFunc = pVarWidthAttr->GetWidthFunction();
}
ValueFunction *pValFunc = pSubRenderContext->pValFunc;
// If we couldn't find a proper value function, then we'll default to constant-width.
// We keep a static Constant function around always, because it's thread-safe and because
// that saves us the overhead of creating and deleting it on the stack each time we're called
static ValueFunctionConstant Constant(1.0);
if (pValFunc == NULL)
pValFunc = &Constant;
// --- Find our brush clipart tree
Node *pBrush = pStrokeDef->GetStrokeTree();
ERROR3IF(!IS_A(pBrush, Spread), "Brush does not start with a Spread Node!");
DocRect BrushBounds = ((Spread *)pBrush)->GetBoundingRect();
// Get a PathStroker to map paths onto the destination stroke with
PathStrokerVector Stroker(pValFunc, pSubRenderContext->LineWidth,
LineCapButt, &BrushBounds);
// Work out if this is a repeating stroke, and if so, how often it repeats
if (CreateSubRenderContext)
{
if (pStrokeDef->IsRepeating())
{
// The repeat distance is calculated as a number of millipoints per repeat of the
// stroke, such that it retains the correct aspect ratio. That is, the ratio of
// brush width to height is the same as RepeatDist to LineWidth
pSubRenderContext->RepeatDist = (INT32) (Stroker.GetScaleFactor() * (double)BrushBounds.Width());
if (pSubRenderContext->RepeatDist < 1000) // I absolutely refuse to repeat it more than
pSubRenderContext->RepeatDist = 1000; // once every 1pt, as this is plenty small enough
// Suss the path length out
ProcessLength GenerateLength(100);
double Length = 0;
BOOL ok = GenerateLength.PathLength(pPath, &Length);
// Ask the stroke def for its number of brush repeats - 0 means work it out
INT32 NumberOfRepeats = pStrokeDef->NumRepeats();
if(NumberOfRepeats == 0 && pSubRenderContext->RepeatDist > 0)
{
// Work out the optimal number of repeats along the path
NumberOfRepeats = (INT32)(floor((Length/pSubRenderContext->RepeatDist) + 0.5));
}
// Don't got dividing by zero now...
if(NumberOfRepeats <= 0)
NumberOfRepeats = 1;
// Alter the repeat distance to accomodate this number of repeats
pSubRenderContext->RepeatDist = (INT32)(Length / (double)NumberOfRepeats);
}
// Generate the set of trapezoids for the dest path
ProcessPathToTrapezoids GenerateTraps(100);
pSubRenderContext->pOutputTraps = new TrapsList(pSubRenderContext->RepeatDist);
BOOL Failed = (pSubRenderContext->pOutputTraps == NULL);
if (!Failed && !GenerateTraps.Init(pPath, pSubRenderContext->pOutputTraps))
Failed = TRUE;
ProcessFlags PFlags(TRUE, FALSE, FALSE); // Flags are: Flatten, !QuantiseLines, !QuantiseAll
if (!Failed && !GenerateTraps.Process(PFlags, TrapTravel_Parametric, pSubRenderContext->JoinStyle))
Failed = TRUE;
if (Failed)
{
pRender->DrawPath(pPath, this, ShapePath);
if (!pRender->IsSubRenderStateLocked())
pRender->SetSubRenderState(NULL);
delete pSubRenderContext;
return;
}
}
ERROR3IF(pSubRenderContext->pOutputTraps == NULL || pValFunc == NULL,
"Vector stroke SubRenderContext was not properly uninitialised!");
// --- Handle background rendering. We always store all critical information in a SubRenderContext.
// If we have to break into rendering because of background rendering, we give the context to the RndRgn
// to keep for next time. However, when we finish rendering everything, we need to clean up - we will
// assume that we'll make it to the end, and chnage this variable if we get interrupted.
BOOL DeleteSubRenderContext = TRUE;
// Lock the sub-render context so that nobody "inside" the brush uses it
const BOOL SRContextLocked = pRender->IsSubRenderStateLocked();
if (!SRContextLocked)
pRender->LockSubRenderState(TRUE);
// --- Now "render" the brush clipart tree via our Stroker
for ( ;
pSubRenderContext->Index < pSubRenderContext->pOutputTraps->GetNumTraps() && DeleteSubRenderContext;
pSubRenderContext->Index++)
{
// Find the trapezoid edge list for this pass
TrapEdgeList *pEdgeList = pSubRenderContext->pOutputTraps->GetTrapEdgeList(pSubRenderContext->Index);
if (pEdgeList->GetNumEdges() < 2)
{
ERROR3("No map traps when stroking! Subpath stripped\n");
continue;
}
// And render away
pRender->SaveContext();
Node* pNode = pBrush->FindFirstForUnclippedInkRender(pRender);
while (pNode)
{
// Prepare the stroker to stroke this sub-stroke
Stroker.PrepareToStroke(pEdgeList);
if (pNode->IsAnAttribute())
{
// If we are overriding the fill/transparency with the one applied to the stroke,
// then we simply throw away all fill/transparency attributes as we render
// (We do this on the fly rather than as we make the brush so that the user can
// toggle this mode on and off at any time if they change their mind)
BOOL RenderIt = TRUE;
if ( (pStrokeDef->OverrideFill() && ((NodeAttribute *)pNode)->IsAColourFill()) ||
(pStrokeDef->OverrideFill() && ((NodeAttribute *)pNode)->IsAStrokeColour()) ||
(pStrokeDef->OverrideTrans() && ((NodeAttribute *)pNode)->IsAStrokeTransp()) ||
(pStrokeDef->OverrideTrans() && ((NodeAttribute *)pNode)->IsATranspFill()) )
{
RenderIt = FALSE;
}
if (RenderIt)
{
// We must modify all attributes to lie in the destination stroke.
// This includes fill/trans geometry endpoints, line widths, and
// also possibly modifying transparency levels to allow a flat transparency
// to be applied to the whole stroke.
AttributeValue *pAttrValue = ((NodeAttribute *)pNode)->GetAttributeValue();
AttributeValue *pNewValue = pAttrValue->MouldIntoStroke(&Stroker, 1.0);
//****!!!!TODO - Just above, we have the chance to handle transparency better
// - we could at least scale all transparencies by passing a flat scale factor into
// the MouldIntoStroke call.
if (pNewValue != NULL)
pNewValue->Render(pRender, TRUE); // The RndRgn will delete this when it's done with
else
pNode->Render(pRender); // No change, so render the original attribute
}
}
else if (pNode->IsNodePath())
{
// Stroke the trapezoids into the output path
pOutput->ClearPath();
if (!Stroker.StrokePath(&((NodePath *)pNode)->InkPath, pOutput))
break;
pRender->SetWindingRule(NonZeroWinding);
pRender->DrawPath(pOutput, this, ShapePath);
}
// else
// TRACEUSER( "Jason", _T("\nBrush node %s not rendered\n"), pNode->GetRuntimeClass()->m_lpszClassName);
pNode = pNode->FindNextForUnclippedInkRender(pRender);
}
pRender->RestoreContext();
// --- Now check if we should break into rendering for background rendering purposes
// If the Sub-render-context is locked, then we're inside a blend or something, and it's too dangerous
// for us to store our sub-render state, so we have no choice but to render until we finish.
// BLOCK
if (!SRContextLocked && IS_A(pRender, GRenderDIB))
{
View *pView = pRender->GetRenderView();
if (pView != NULL && !pRender->RenderTreeCanContinue())
{
// We have been interrupted by the background redraw system.
// We will immediately exit, storing our SubRenderContext away into the
// RenderRegion for the next time it calls us (see below).
DeleteSubRenderContext = FALSE;
// Drop through and let the loop condition handle exit
}
}
}
// If we locked the sub-render context, then we must restore it
if (!SRContextLocked)
pRender->LockSubRenderState(FALSE);
// If we have finished rendering everything, then we vape our sub render context.
// (We even check if we were interrupted just as we finished the final iteration)
if (DeleteSubRenderContext || pSubRenderContext->Index >= pSubRenderContext->pOutputTraps->GetNumTraps())
{
if (!SRContextLocked)
pRender->SetSubRenderState(NULL);
delete pSubRenderContext;
pSubRenderContext = NULL;
}
else
{
if (!SRContextLocked)
pRender->SetSubRenderState(pSubRenderContext);
}
delete pOutput;
pOutput = NULL;
#endif
}
/********************************************************************************************
> BOOL MakeBitmapFilter::InsertBitmapIntoDocument(UndoableOperation *pOp, KernelBitmap* KernelBmp, Document* DestDoc)
Author: Will_Cowling (Xara Group Ltd) <*****@*****.**>
Created: 11/6/96
Purpose: Exports the current selection as a bitmap, via the virtual fns of the
inherited class.
Returns: TRUE if worked, FALSE if failed.
SeeAlso: GetExportOptions; PrepareToExport; ExportRenderNodes; CleanUpAfterExport;
********************************************************************************************/
BOOL MakeBitmapFilter::InsertBitmapIntoDocument(UndoableOperation *pOp, KernelBitmap* KernelBmp, Document* DestDoc)
{
Spread *pSpread;
DocCoord Origin;
// Remember the selection rect, before we change it
DocRect SelRect = GetApplication()->FindSelection()->GetBoundingRect();
// For now, position Draw objects on 1st page of spread 1
PORTNOTE("spread", "Multi-spread warning!")
pSpread = GetFirstSpread(DestDoc);
Page *pPage = (Page *) pSpread->FindFirstPageInSpread();
ERROR3IF(!pPage->IsKindOf(CC_RUNTIME_CLASS(Page)),
"MakeBitmapFilter::InsertBitmapIntoDocument: Could not find first Page");
// Use bottom left of page as origin
DocRect PageRect = pPage->GetPageRect();
Origin.x = PageRect.lo.x;
Origin.y = PageRect.hi.y;
// Get a new NodeBitmap object to import into.
NodeBitmap *pNodeBitmap = new NodeBitmap;
if ((pNodeBitmap == NULL) || (!pNodeBitmap->SetUpPath(12,12)))
return FALSE;
// Attach the Imported Bitmap to our Node
pNodeBitmap->GetBitmapRef()->Attach(KernelBmp, DestDoc); //GetDocument());
if (pNodeBitmap->GetBitmap() != KernelBmp)
delete KernelBmp; // It didn't use the bitmap we gave it, so we can delete it
// Import worked - try to add the bitmap object into the tree.
// First, set the rectangle to the right size for the bitmap...
BitmapInfo Info;
pNodeBitmap->GetBitmap()->ActualBitmap->GetInfo(&Info);
DocRect BoundsRect;
BoundsRect.lo = Origin;
BoundsRect.hi.x = BoundsRect.lo.x + Info.RecommendedWidth;
BoundsRect.hi.y = BoundsRect.lo.y + Info.RecommendedHeight;
// And set this in our bitmap node
pNodeBitmap->CreateShape(BoundsRect);
// Make sure that there is a layer to put the bitmap onto
if (!MakeSureLayerExists(DestDoc))
{
// There is no layer and one could not be made, so we will have to fail
delete pNodeBitmap;
return FALSE;
}
// Set the default attrs
// This MUST be done before the NodeBitmap is Inserted into the tree
if (!pNodeBitmap->ApplyDefaultBitmapAttrs(pOp))
return FALSE;
// Insert the node, but don't invalidate its region
if (!pOp->DoInsertNewNode(pNodeBitmap, pSpread, FALSE))
{
// It didn't work - delete the sub-tree we just created, and report error.
delete pNodeBitmap;
return FALSE;
}
// bitmap is currently positioned so its bottom left hand
// corner is at the top left of the page
// By default we'll move it down so the top-left of the bitmap is on the top-left of the page
INT32 XTranslate = 0;
INT32 YTranslate = -Info.RecommendedHeight;
ClickModifiers ClickMods = ClickModifiers::GetClickModifiers();
if (ClickMods.Adjust && !SelRect.IsEmpty())
{
// If shift is down, then we'll try and place the bitmap exactly on top of the selection
DocCoord SelectionCentre(SelRect.lo.x + (SelRect.Width()/2), SelRect.lo.y + (SelRect.Height()/2));
XTranslate = SelectionCentre.x - Origin.x - (Info.RecommendedWidth/2);
YTranslate = SelectionCentre.y - Origin.y - (Info.RecommendedHeight/2);
}
else
{
// Otherwise we'll try and centre it within the current view
Spread* pCurrentSpread;
DocCoord ViewCentre;
if (FindCentreInsertionPosition(&pCurrentSpread, &ViewCentre))
{
/* Karim 19/01/2000
* Ensure that the bmp is pixel-aligned as close to the centre as possible.
*
XTranslate = ViewCentre.x - Origin.x - (Info.RecommendedWidth/2);
YTranslate = ViewCentre.y - Origin.y - (Info.RecommendedHeight/2);
/**/
DocCoord PixAlignBmpOrigin( ViewCentre.x - Info.RecommendedWidth/2,
ViewCentre.y - Info.RecommendedHeight/2 );
INT32 FullDPI = GRenderRegion::GetDefaultDPI();
MILLIPOINT PixWidth = (INT32)((IN_MP_VAL / (double)FullDPI) + 0.5);
PixAlignBmpOrigin.x -= PixAlignBmpOrigin.x % PixWidth;
PixAlignBmpOrigin.y -= PixAlignBmpOrigin.y % PixWidth;
XTranslate = PixAlignBmpOrigin.x - Origin.x;
YTranslate = PixAlignBmpOrigin.y - Origin.y;
}
}
Trans2DMatrix Xlate(XTranslate, YTranslate);
pNodeBitmap->Transform(Xlate);
// Ensure Sel Bounds are correct after translation
GetApplication()->UpdateSelection();
return TRUE;
}
/********************************************************************************************
> BOOL MakeBitmapFilter::DoCreateBitmap(Operation *pOp, Document *pDoc, KernelBitmap** ppBitmap)
Author: Will_Cowling (Xara Group Ltd) <*****@*****.**>
Created: 11/6/96
Purpose: Exports the current selection as a bitmap, via the virtual fns of the
inherited class.
Returns: TRUE if worked, FALSE if failed.
SeeAlso: GetExportOptions; PrepareToExport; ExportRenderNodes; CleanUpAfterExport;
********************************************************************************************/
BOOL MakeBitmapFilter::DoCreateBitmap(Operation *pOp, Document *pDoc, KernelBitmap** ppBitmap)
{
ERROR3IF(ppBitmap == NULL, "NULL bitmap pointer passed to MakeBitmapFilter::DoCreateBitmap");
if (ppBitmap == NULL)
return FALSE;
pTheBitmap = NULL;
*ppBitmap = NULL;
// Set the bitmap pointer to null just in case, usually only used by DoExportBitmap
pExportBitmap = NULL;
// Get pointer to the spread to export.
PORTNOTE("spread", "Multi-spread warning!")
pSpread = GetFirstSpread(pDoc);
// remember the document in the class variable
TheDocument = pDoc;
// We must now check if there is a selection present so that we can set up whether the
// user gets the choice of exporting the selection, drawing or spread if there is a
// selection present OR just a choice between the spread or drawing if no selection is
// present.
// If have a caret selected in a text story then the selection will be almost zero so trap
// this case as well.
RangeControl rg = GetApplication()->FindSelection()->GetRangeControlFlags();
rg.PromoteToParent = TRUE;
GetApplication()->FindSelection()->Range::SetRangeControl(rg);
SelRange Rng(*(GetApplication()->FindSelection()));
// now, run through the selection selecting all nodes under all compound nodes
// if we don't do this then all compound nodes aren't rendered correctly with transparent
// bitmaps
Node * pNode = Rng.FindFirst(FALSE);
while (pNode)
{
pNode->SetSelected(FALSE);
pNode->SetSelected(TRUE);
pNode = Rng.FindNext(pNode, FALSE);
}
rg.PromoteToParent = FALSE;
GetApplication()->FindSelection()->Range::SetRangeControl(rg);
GetApplication()->UpdateSelection();
DocRect ClipRect = GetApplication()->FindSelection()->GetBoundingRect();
SelectionType Selection = DRAWING;
if ( ClipRect.IsEmpty() || ClipRect.Width() < MinExportSize ||
ClipRect.Height() < MinExportSize)
Selection = DRAWING; // no selection present, so choose drawing by default
else
Selection = SELECTION; // selection present, so choose this by default
if (Selection != SELECTION)
{
BOOL UseDrawingBounds = TRUE;
SelRange* pSel = GetApplication()->FindSelection();
if (pSel && pSel->Count()==1)
{
// Only one thing selected ... Is it the Text Caret per chance ?
Node* pSelNode = pSel->FindFirst();
if (pSelNode && pSelNode->IsAVisibleTextNode())
{
VisibleTextNode* pTextNode = (VisibleTextNode*)pSelNode;
if (pTextNode->IsACaret())
{
// Aha! It's the Caret that's selected.
// We'll use the bounds of the parent text line instead then ...
Node* pTextLine = pTextNode->FindParent();
ERROR3IF(!IS_A(pTextLine, TextLine), "Caret doesn't have a parent text line in DoCreateBitmap");
// Get the bounds of the text line
ClipRect = ((TextLine*)pTextLine)->GetBoundingRect();
Selection = SELECTION;
UseDrawingBounds = FALSE;
}
}
}
if (UseDrawingBounds)
{
// Work out the size of the rectangle encompassing the drawing (visible layers only)
ClipRect = GetSizeOfDrawing(pSpread);
}
}
// Create somewhere to put the user options and fill them up
MakeBitmapExportOptions* pMakeBmpExportOptions = (MakeBitmapExportOptions*)CreateExportOptions();
if (pMakeBmpExportOptions == NULL)
{
Error::SetError(_R(IDS_OUT_OF_MEMORY));
return FALSE;
}
pMakeBmpExportOptions->RetrieveDefaults();
pMakeBmpExportOptions->SetDepth(32); // create bmp copies shoulda always default to being 32 bit
pMakeBmpExportOptions->SetSelectionType(Selection);
// Set the BaseBitmapFilter member so we can use base class functionality - blurghh
SetExportOptions(pMakeBmpExportOptions);
BOOL ok = GetExportOptions( (BitmapExportOptions*)pMakeBmpExportOptions );
BOOL IsAnimation = BmapPrevDlg::m_pExportOptions == NULL;
BaseBitmapFilter * pNewFilter = this;
BitmapExportOptions * pExportOptions = BmapPrevDlg::m_pExportOptions;
if (!IsAnimation)
{
pNewFilter = pExportOptions->FindBitmapFilterForTheseExportOptions();
// from the exporting point of view we should always have been using png options
// set them to the png options for the export part
if (pNewFilter)
pNewFilter->SetExportOptions(pExportOptions);
// gets the real export options that the prevdlg has set up for us
BmapPrevDlg::m_pExportOptions = NULL; // take responsibility for this data
}
else
{
// the animation export didn't bring up the dlg so never set BmapPrevDlg::m_pExportOptions
// so continue with these options
pExportOptions = (BitmapExportOptions*)pMakeBmpExportOptions;
}
SetExportOptions(pExportOptions);
if (!ok)
{
SetExportOptions(NULL); // deletes the filter ptr and nulls it
delete pExportOptions;
return FALSE; // if cancelled
}
//////////////// SMFIX
pExportOptions->MarkValid();
SetDepthToRender(pExportOptions->GetDepth());
// Set up device context and render region for this export.
// This will show a progress hourglass for the objects being rendered
// THis will now also write the data out to file via our ExportRenderNodes function
if (!PrepareToExport(pSpread, pExportOptions->GetDepth(), pExportOptions->GetDPI(),
pExportOptions->GetSelectionType(), pExportOptions->GetDither()))
{
pNewFilter->SetExportOptions(NULL);
SetExportOptions(NULL);
delete pExportOptions;
CleanUpAfterExport();
return FALSE;
}
RenderInStrips = FALSE;
if (!ExportRender(ExportRegion))
{
pNewFilter->SetExportOptions(NULL); // deletes the filter ptr and nulls it
SetExportOptions(NULL);
delete pExportOptions;
CleanUpAfterExport();
return FALSE;
}
// Now get the converted 32Bit BMP
pTheBitmap = GetTheBitmap(pExportOptions);
// if we`ve got a transparency index AND we`ve got a 32 Bit Render region with alpha channel info
// then we can quickly do
if(pExportOptions->GetDepth() <= 8 && pExportOptions->GetTransparencyIndex() != -1 && pTheBitmap)
{
// What we do now is to go throught the bitmap setting the relavent pixels to transparent
// depending on the alpha channel info held in the 32 bit version.
if(!ApplyTransparentColoursToBitmap(pTheBitmap,pExportOptions))
{
pNewFilter->SetExportOptions(NULL); // deletes the filter ptr and nulls it
return FALSE;
}
// Now make sure the bitmap knows that it has a transparent colour!
pTheBitmap->SetTransparencyIndex(pExportOptions->GetTransparencyIndex());
}
// Set pointer to the bitmap we have created
*ppBitmap = pTheBitmap;
pNewFilter->SetExportOptions(NULL); // deletes the filter ptr and nulls it
SetExportOptions(NULL);
delete pExportOptions;
CleanUpAfterExport();
return *ppBitmap != NULL;
//////////////// SMFIX
}
BOOL FreeHandEPSFilter::ProcessToken()
{
// Decode the command, and execute it...
switch (Token)
{
// state saving
case EPSC_vms:
if(!Import_gsave())
return FALSE;
break;
case EPSC_vmr:
if(!Import_grestore())
return FALSE;
break;
case EPSC_vmrs:
if(!Import_grestore())
return FALSE;
if(!Import_gsave())
return FALSE;
break;
// tokens to ignore
case EPSC_FREEHAND_IGNOREDTOKEN:
break;
// tokens which should be ignored and one entry discarded
case EPSC_load: // the load part of a fill - discard the /clipper before it
case EPSC_fhsetspreadallow:
if(!Stack.Discard(1))
goto EPSError;
break;
case EPSC_concat:
if(!Stack.DiscardArray())
goto EPSError;
break;
// complex paths...
case EPSC_eomode:
{
INT32 ComplexStart;
if(!Stack.Pop(&ComplexStart))
goto EPSError;
// is this a start of a complex path?
if(ComplexStart != TRUE)
{
ComplexPathMode = FALSE;
}
else
{
HadFirstOfComplexPath = FALSE;
ComplexPathMode = TRUE;
}
}
break;
case EPSC_true:
Stack.Push((INT32)TRUE);
break;
case EPSC_false:
Stack.Push((INT32)FALSE);
break;
case EPSC_u:
HadFirstOfComplexPath = FALSE;
return EPSFilter::ProcessToken();
break;
// colours
case EPSC_Ka:
case EPSC_ka:
{
DocColour Colour;
if(PopColour(&Colour))
{
// Remember this colour for future objects
if (Token == EPSC_ka)
{
if (!SetFillColour(Colour))
goto NoMemory;
}
else
{
if (!SetLineColour(Colour))
goto NoMemory;
}
}
else
// Invalid colour operands
goto EPSError;
}
break;
case EPSC_Xa:
case EPSC_xa:
{
DocColour Colour;
if(PopNamedColour(&Colour))
{
// Remember this colour for future objects
if (Token == EPSC_xa)
{
if (!SetFillColour(Colour))
goto NoMemory;
}
else
{
if (!SetLineColour(Colour))
goto NoMemory;
}
}
else
// Invalid colour operands
goto EPSError;
}
break;
case EPSC_H:
if(ComplexPathMode)
{
// in complex path mode - make this a filled one, not a discarded one
Token = EPSC_S;
}
return EPSFilter::ProcessToken();
break;
case EPSC_h:
if(ComplexPathMode)
{
// in complex path mode - modify and process
Token = EPSC_s;
return EPSFilter::ProcessToken();
break;
}
// the hidden path closing operator - a grad fill thingy will follow shortly maybe...
// this will prevent it being processed now, although it may get processed later on.
HadhToken = TRUE;
break;
// for clipping masks, do some funky stuff
case EPSC_q:
// if there's a pending grad fill...
if(DoingGradFill)
{
if(pPath != 0)
{
// right then, make a copy of the path...
NodePath *pPathClone;
if(!pPath->NodeCopy((Node **)&pPathClone))
{
goto NoMemory;
}
// copy the flags
EPSFlagsDefn EPSFlagsClone = EPSFlags;
// send a token to finish and fill the path...
Token = (pInkPath->IsFilled)?EPSC_f:EPSC_s;
if(!EPSFilter::ProcessToken())
return FALSE;
// restore the old fill
if(!RestoreCurrentFill())
goto NoMemory;
// restore the copy of the path
pPath = pPathClone;
pInkPath = &pPath->InkPath;
// restore the flags
EPSFlags = EPSFlagsClone;
// definately want to send an h
HadhToken = TRUE;
}
// done the grad fill
DoingGradFill = FALSE;
// restore the old token
Token = EPSC_q;
}
// clipping started - have we got an h token to send?
if(HadhToken)
FHEF_SENDh
// process this
return EPSFilter::ProcessToken();
break;
// for now, if there's no path, don't return a W
case EPSC_W:
if(pPath == 0)
{
// OK, now we want to get the last path we created, make a copy of it and then install it as the current one
if(pLastPathSeen == 0)
goto EPSError;
// make a copy of it
NodePath *pClone;
if(!pLastPathSeen->NodeCopy((Node **)&pClone))
goto NoMemory;
// delete it's attributes
pClone->DeleteChildren(pClone->FindFirstChild());
// make it the current path
pPath = pClone;
pInkPath = &pPath->InkPath;
ThePathType = PATH_NORMAL;
EPSFlags.NoAttributes = TRUE;
}
if(pPath != 0)
return EPSFilter::ProcessToken();
break;
// we may need to modify path closing things if we're doing a grad fill
case EPSC_s:
case EPSC_S:
if(Token == EPSC_S)
{
// if we've had an h token but no grad fill, send the h now
if(HadhToken)
FHEF_SENDh
// if we've got a grad fill, modify the token we got
if(DoingGradFill)
Token = EPSC_b;
}
// process the possily modified token normally
HadhToken = FALSE;
return EPSFilter::ProcessToken();
break;
// modify path closing for grad fills.
case EPSC_n:
if(DoingGradFill)
{
Token = EPSC_f; // we want to fill the thing
HadhToken = FALSE;
return EPSFilter::ProcessToken();
break;
}
HadhToken = FALSE; // ignore h's as this is another end path thingy...
if(pPath != 0)
return EPSFilter::ProcessToken();
break;
// unset the had h token for other path closing things
case EPSC_N:
case EPSC_F:
case EPSC_f:
case EPSC_B:
case EPSC_b:
HadhToken = FALSE;
return EPSFilter::ProcessToken();
break;
// interested in path element things to switch off grad fills
case EPSC_m:
if(InText)
{
// if we're doing some text, discard the moveto command
if(!Stack.Discard(2))
goto EPSError;
break;
}
case EPSC_l:
case EPSC_L:
case EPSC_c:
case EPSC_C:
case EPSC_v:
case EPSC_V:
case EPSC_y:
case EPSC_Y:
// maybe we need an h token to be sent
if(HadhToken)
FHEF_SENDh
// stop grad fill
if(DoingGradFill)
{
// turn the grad fill state off
DoingGradFill = FALSE;
// restore the old fill type
RestoreCurrentFill();
}
return EPSFilter::ProcessToken();
break;
case EPSC_recfill:
{
// get the colours
DocColour StartColour, EndColour;
if(!PopColour(&EndColour) ||
!PopColour(&StartColour))
goto EPSError;
// discard the fill type thingy - we can only do colours
if(!DiscardFillSubType())
goto EPSError;
// OK, now a few coords
DocCoord Centre;
double Angle;
DocRect BBox;
if(!Stack.PopCoordPair(&BBox.hi) ||
!Stack.PopCoordPair(&BBox.lo) ||
!Stack.Pop(&Angle) ||
!Stack.PopCoordPair(&Centre))
goto EPSError;
// munge the angle a little and get it into radians
Angle += 225;
Angle = (Angle * (2 * PI)) / 360;
// see if we can get a more accurate BBox
if(pPath != 0)
{
BBox = pPath->GetBoundingRect();
Centre.x = BBox.lo.x + (BBox.Width() / 2);
Centre.y = BBox.lo.y + (BBox.Height() / 2);
}
// OK, we've got all the stuff we need to do some niceness on it
BBox.Translate(0 - Centre.x, 0 - Centre.y);
DocCoord StartPoint, EndPoint;
StartPoint.x = Centre.x + (INT32)(((double)BBox.lo.x * cos(Angle)) - ((double)BBox.lo.y * sin(Angle)));
StartPoint.y = Centre.y + (INT32)(((double)BBox.lo.x * sin(Angle)) + ((double)BBox.lo.y * cos(Angle)));
EndPoint.x = Centre.x + (INT32)(((double)BBox.hi.x * cos(Angle)) - ((double)BBox.hi.y * sin(Angle)));
EndPoint.y = Centre.y + (INT32)(((double)BBox.hi.x * sin(Angle)) + ((double)BBox.hi.y * cos(Angle)));
// store current fill attribute
SaveCurrentFill();
// set the fill
if(!SetLinearFill(StartColour, EndColour, StartPoint, EndPoint))
goto NoMemory;
// say we're doing a grad fill
DoingGradFill = TRUE;
HadhToken = FALSE; // absorb this
}
break;
case EPSC_radfill:
{
// get the colours
DocColour StartColour, EndColour;
if(!PopColour(&StartColour) ||
!PopColour(&EndColour))
goto EPSError;
// get the radius and centre coordinate
DocCoord Centre;
INT32 Radius;
if(!Stack.PopCoord(&Radius) ||
!Stack.PopCoordPair(&Centre))
goto EPSError;
// store current fill attribute
SaveCurrentFill();
// set the fill
DocCoord EndPoint(Centre.x + Radius, Centre.y);
if(!SetRadialFill(StartColour, EndColour, Centre, EndPoint))
goto NoMemory;
// say we're doing a grad fill
DoingGradFill = TRUE;
HadhToken = FALSE;
}
break;
case EPSC_BeginSetup:
// there's probably a colour list or something in that there setup thingy - search for the spots token
{
BOOL Found = FALSE;
while(Found == FALSE)
{
if(!EPSFile->GetToken())
return FALSE;
if(EPSFile->GetTokenType() == TOKEN_NORMAL)
{
if(camStrcmp(TokenBuf, _T("spots")) == 0)
{
// check to see if the array is about to start
if(!EPSFile->GetToken())
return FALSE;
if(TokenBuf[0] == '[')
{
TRACEUSER( "Ben", _T("Found spots\n"));
Found = TRUE;
}
}
}
if(camStrncmp(TokenBuf, _T("%%EndSetup"), 10) == 0)
{
TRACEUSER( "Ben", _T("Met end of setup without finding spots\n"));
break;
}
if(EPSFile->eof())
goto EPSError;
}
if(Found == TRUE)
{
InColours = TRUE;
}
}
break;
case EPSC_def:
if(InColours)
{
// finished the colours...
TRACEUSER( "Ben", _T("Finished spot colours\n"));
// scan for the end of the setup section
BOOL Found = FALSE;
while(Found == FALSE)
{
if(!EPSFile->GetToken())
return FALSE;
if(EPSFile->GetTokenType() == TOKEN_COMMENT)
{
if(camStrncmp(TokenBuf, _T("%%EndSetup"), 10) == 0)
{
TRACEUSER( "Ben", _T("Found end of setup\n"));
Found = TRUE;
}
}
if(EPSFile->eof())
goto EPSError;
}
// get the ] off the stack
EPSCommand Ignored;
Stack.PopCmd(&Ignored);
// empty it...
Stack.DeleteAll ();
InColours = FALSE;
}
else
{
// probably a font type thingy - empty the stack including commands
Stack.DeleteAll ();
}
break;
case EPSC_newcmykcustomcolor:
// OK, here's a named colour... add it to those known
{
// discard some random thingy
if(!Stack.Discard())
goto EPSError;
// get the name
String_64 ColourName;
if(!Stack.Pop(&ColourName))
goto EPSError;
// get the components
double C, M, Y, K;
if(!Stack.Pop(&K) ||
!Stack.Pop(&Y) ||
!Stack.Pop(&M) ||
!Stack.Pop(&C))
goto EPSError;
// make the new colour
ColourCMYK Colour;
Colour.Cyan = C;
Colour.Magenta = M;
Colour.Yellow = Y;
Colour.Key = K;
// add it
if(!pNewColours->AddColour(&ColourName, &Colour))
goto NoMemory;
// add it to the list of colours
// this is a bit of a bodge, but never mind. Shouldn't be that bad.
IndexedColour *TheNewColour = pNewColours->GetColour(ColourName);
if(TheNewColour == 0)
goto NoMemory;
// add it to the list of colours
// enough space?
if((ColourArrayEntries + 1) >= ColourArraySize)
{
TRACEUSER( "Ben", _T("Extening colour array\n"));
IndexedColour **NewPtr = (IndexedColour **)CCRealloc(ColourArray, (ColourArraySize + FHEF_COLOURARRAY_CHUNK) * sizeof(IndexedColour *));
if(NewPtr == 0)
goto NoMemory;
ColourArray = NewPtr;
ColourArraySize += FHEF_COLOURARRAY_CHUNK;
}
// add
ColourArray[ColourArrayEntries] = TheNewColour;
ColourArrayEntries++;
}
break;
// ignore text stuff
case EPSC_makesetfont:
if(!Stack.DiscardArray())
goto EPSError;
if(!Stack.Discard(1))
goto EPSError;
InText = TRUE;
break;
case EPSC_ts:
if(!Stack.Discard(6))
goto EPSError;
break;
case EPSC_stob:
case EPSC_sts:
Stack.DeleteAll ();
InText = FALSE;
break;
default:
// Token not understood - pass on to base class
return EPSFilter::ProcessToken();
}
// No errors encountered while parsing this token and its operands.
return TRUE;
// Error handlers:
EPSError:
HandleEPSError();
return FALSE;
NoMemory:
HandleNoMemory();
return FALSE;
}
BOOL OpBackground::FixBackgroundLayer(Layer * pBackgroundLayer, const DocRect& NewPagesRect,
const DocRect& OldPagesRect)
{
ERROR2IF(pBackgroundLayer == NULL,FALSE,"OpBackground::FixBackgroundLayer Bad params!");
//BOOL ok = TRUE;
// There should be a rectangle on the page encompassing the old position of the pages
// so go and try and find it
NodeRegularShape * pShape = FindPageRectangle(pBackgroundLayer, OldPagesRect);
// If no rectangle is found then something might be slightly wrong. Should we error?
if (pShape)
{
const INT32 CornerRadius = 0; // No curvature
if (pShape->MakeRectangle(NewPagesRect.Width(), NewPagesRect.Height(), CornerRadius))
{
// Translate centre from 0,0 to required position relative to page
INT32 XTrans = NewPagesRect.lo.x + (NewPagesRect.Width()/2);
INT32 YTrans = NewPagesRect.lo.y + (NewPagesRect.Height()/2);
Trans2DMatrix Trans(XTrans, YTrans);
pShape->Transform(Trans);
// finish off the shape
pShape->InvalidateBoundingRect();
}
// Find any bitmap fills and fix up the fill origin etc.
Node * pNode = pShape->FindFirstChild();
while (pNode != NULL)
{
// Only check and fix bitmap colour fill attributes of the regular shape nodes
if (pNode->IS_KIND_OF(AttrBitmapColourFill))
{
// Convert the pointer to the correct type
AttrBitmapColourFill * pBitmapFillAttr = (AttrBitmapColourFill*)pNode;
// Set the coordinates of the fill end points
// We want to start the fill at the top left of the regular shape
// The bounding rect should be roughly what we want
DocRect Rect = pShape->GetBoundingRect(TRUE, FALSE);
KernelBitmap * pBitmap = ((AttrFillGeometry*)pBitmapFillAttr)->GetBitmap();
// Get the size of the bitmap taking into account its DPI
INT32 Width = pBitmap->GetRecommendedWidth();
INT32 Height = pBitmap->GetRecommendedHeight();
// You would think that the handles on the fill correspond to where you place them
// but oh now the displayed handles are shown at different points. So instead of
// positioning the start in the centre of the bitmap, you need to position it bottom left
// The End should be centre and right but needs to be bottom right.
// The End2 should be centre and top but needs to be top left.
// We want the start point to be half the height of the bitmap below this
//DocCoord Start(Rect.lo.x + Width/2, Rect.hi.y - Height/2);
DocCoord Start(Rect.lo.x, Rect.hi.y - Height);
// We want the other end point to be same height as the centre point
// but on the far right of the rectangle i.e the full width across
//DocCoord End(Rect.lo.x + Width, Rect.hi.y - Height/2);
DocCoord End(Rect.lo.x + Width, Rect.hi.y - Height);
// We want the end point to be middle and top of the rectangle
//DocCoord End2(Rect.lo.x + Width/2, Rect.hi.y);
DocCoord End2(Rect.lo.x, Rect.hi.y);
((AttrFillGeometry*)pBitmapFillAttr)->SetStartPoint(&Start);
((AttrFillGeometry*)pBitmapFillAttr)->SetEndPoint(&End);
((AttrFillGeometry*)pBitmapFillAttr)->SetEndPoint2(&End2);
}
pNode = pNode->FindNext();
}
}
return TRUE;
}
