% Render Text Onto A Canvas Image. %
% %
% Software Design %
-% John Cristy %
+% Cristy %
% July 1992 %
% %
% %
-% Copyright 1999-2011 ImageMagick Studio LLC, a non-profit organization %
+% Copyright 1999-2014 ImageMagick Studio LLC, a non-profit organization %
% dedicated to making software imaging solutions freely available. %
% %
% You may not use this file except in compliance with the License. You may %
Forward declarations.
*/
static MagickBooleanType
- WriteTXTImage(const ImageInfo *,Image *);
+ WriteTXTImage(const ImageInfo *,Image *,ExceptionInfo *);
\f
/*
%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
*/
delta.x=DefaultResolution;
delta.y=DefaultResolution;
- if ((image->x_resolution == 0.0) || (image->y_resolution == 0.0))
+ if ((image->resolution.x == 0.0) || (image->resolution.y == 0.0))
{
GeometryInfo
geometry_info;
flags;
flags=ParseGeometry(PSDensityGeometry,&geometry_info);
- image->x_resolution=geometry_info.rho;
- image->y_resolution=geometry_info.sigma;
+ image->resolution.x=geometry_info.rho;
+ image->resolution.y=geometry_info.sigma;
if ((flags & SigmaValue) == 0)
- image->y_resolution=image->x_resolution;
+ image->resolution.y=image->resolution.x;
}
page.width=612;
page.height=792;
/*
Initialize Image structure.
*/
- image->columns=(size_t) floor((((double) page.width*image->x_resolution)/
+ image->columns=(size_t) floor((((double) page.width*image->resolution.x)/
delta.x)+0.5);
- image->rows=(size_t) floor((((double) page.height*image->y_resolution)/
+ image->rows=(size_t) floor((((double) page.height*image->resolution.y)/
delta.y)+0.5);
image->page.x=0;
image->page.y=0;
/*
Annotate the text image.
*/
- (void) SetImageBackgroundColor(image);
+ (void) SetImageBackgroundColor(image,exception);
draw_info=CloneDrawInfo(image_info,(DrawInfo *) NULL);
(void) CloneString(&draw_info->text,image_info->filename);
(void) FormatLocaleString(geometry,MaxTextExtent,"0x0%+ld%+ld",(long) page.x,
(long) page.y);
(void) CloneString(&draw_info->geometry,geometry);
- status=GetTypeMetrics(image,draw_info,&metrics);
+ status=GetTypeMetrics(image,draw_info,&metrics,exception);
if (status == MagickFalse)
ThrowReaderException(TypeError,"UnableToGetTypeMetrics");
page.y=(ssize_t) ceil((double) page.y+metrics.ascent-0.5);
progress_monitor=SetImageProgressMonitor(image,
(MagickProgressMonitor) NULL,image->client_data);
- (void) TextureImage(image,texture);
+ (void) TextureImage(image,texture,exception);
(void) SetImageProgressMonitor(image,progress_monitor,
image->client_data);
}
- (void) AnnotateImage(image,draw_info);
+ (void) AnnotateImage(image,draw_info,exception);
if (p == (char *) NULL)
break;
/*
*/
*draw_info->text='\0';
offset=2*page.y;
- AcquireNextImage(image_info,image);
+ AcquireNextImage(image_info,image,exception);
if (GetNextImageInList(image) == (Image *) NULL)
{
image=DestroyImageList(image);
image->next->rows=image->rows;
image=SyncNextImageInList(image);
(void) CopyMagickString(image->filename,filename,MaxTextExtent);
- (void) SetImageBackgroundColor(image);
+ (void) SetImageBackgroundColor(image,exception);
status=SetImageProgress(image,LoadImagesTag,TellBlob(image),
GetBlobSize(image));
if (status == MagickFalse)
progress_monitor=SetImageProgressMonitor(image,
(MagickProgressMonitor) NULL,image->client_data);
- (void) TextureImage(image,texture);
+ (void) TextureImage(image,texture,exception);
(void) SetImageProgressMonitor(image,progress_monitor,image->client_data);
}
- (void) AnnotateImage(image,draw_info);
+ (void) AnnotateImage(image,draw_info,exception);
if (texture != (Image *) NULL)
texture=DestroyImage(texture);
draw_info=DestroyDrawInfo(draw_info);
y,
y_offset;
- LongPixelPacket
+ PixelInfo
pixel;
MagickBooleanType
image_info->filename);
assert(exception != (ExceptionInfo *) NULL);
assert(exception->signature == MagickSignature);
- image=AcquireImage(image_info);
+ image=AcquireImage(image_info,exception);
status=OpenBlob(image_info,image,ReadBinaryBlobMode,exception);
if (status == MagickFalse)
{
image->depth=depth;
LocaleLower(colorspace);
i=(ssize_t) strlen(colorspace)-1;
- image->matte=MagickFalse;
+ image->alpha_trait=UndefinedPixelTrait;
if ((i > 0) && (colorspace[i] == 'a'))
{
colorspace[i]='\0';
- image->matte=MagickTrue;
+ image->alpha_trait=BlendPixelTrait;
}
type=ParseCommandOption(MagickColorspaceOptions,MagickFalse,colorspace);
if (type < 0)
ThrowReaderException(CorruptImageError,"ImproperImageHeader");
- image->colorspace=(ColorspaceType) type;
- (void) ResetMagickMemory(&pixel,0,sizeof(pixel));
- (void) SetImageBackgroundColor(image);
+ (void) SetImageBackgroundColor(image,exception);
+ (void) SetImageColorspace(image,(ColorspaceType) type,exception);
+ GetPixelInfo(image,&pixel);
range=GetQuantumRange(image->depth);
for (y=0; y < (ssize_t) image->rows; y++)
{
+ double
+ alpha,
+ black,
+ blue,
+ green,
+ red;
+
for (x=0; x < (ssize_t) image->columns; x++)
{
if (ReadBlobString(image,text) == (char *) NULL)
break;
- if (image->colorspace == CMYKColorspace)
+ switch (image->colorspace)
+ {
+ case GRAYColorspace:
{
- if (image->matte != MagickFalse)
- count=(ssize_t) sscanf(text,"%ld,%ld: (%u,%u,%u,%u,%u",&x_offset,
- &y_offset,&pixel.red,&pixel.green,&pixel.blue,&pixel.black,
- &pixel.alpha);
- else
- count=(ssize_t) sscanf(text,"%ld,%ld: (%u,%u,%u,%u",&x_offset,
- &y_offset,&pixel.red,&pixel.green,&pixel.blue,&pixel.black);
+ if (image->alpha_trait == BlendPixelTrait)
+ {
+ count=(ssize_t) sscanf(text,"%ld,%ld: (%lf,%lf",&x_offset,
+ &y_offset,&red,&alpha);
+ green=red;
+ blue=red;
+ break;
+ }
+ count=(ssize_t) sscanf(text,"%ld,%ld: (%lf",&x_offset,&y_offset,
+ &red);
+ green=red;
+ blue=red;
+ break;
}
- else
- if (image->matte != MagickFalse)
- count=(ssize_t) sscanf(text,"%ld,%ld: (%u,%u,%u,%u",&x_offset,
- &y_offset,&pixel.red,&pixel.green,&pixel.blue,&pixel.alpha);
- else
- count=(ssize_t) sscanf(text,"%ld,%ld: (%u,%u,%u",&x_offset,
- &y_offset,&pixel.red,&pixel.green,&pixel.blue);
- if (count < 5)
- continue;
+ case CMYKColorspace:
+ {
+ if (image->alpha_trait == BlendPixelTrait)
+ {
+ count=(ssize_t) sscanf(text,"%ld,%ld: (%lf,%lf,%lf,%lf,%lf",
+ &x_offset,&y_offset,&red,&green,&blue,&black,&alpha);
+ break;
+ }
+ count=(ssize_t) sscanf(text,"%ld,%ld: (%lf,%lf,%lf,%lf",&x_offset,
+ &y_offset,&red,&green,&blue,&black);
+ break;
+ }
+ default:
+ {
+ if (image->alpha_trait == BlendPixelTrait)
+ {
+ count=(ssize_t) sscanf(text,"%ld,%ld: (%lf,%lf,%lf,%lf",
+ &x_offset,&y_offset,&red,&green,&blue,&alpha);
+ break;
+ }
+ count=(ssize_t) sscanf(text,"%ld,%ld: (%lf,%lf,%lf",&x_offset,
+ &y_offset,&red,&green,&blue);
+ break;
+ }
+ }
+ if (image->colorspace == LabColorspace)
+ {
+ green+=(range+1)/2.0;
+ blue+=(range+1)/2.0;
+ }
+ pixel.red=ScaleAnyToQuantum((QuantumAny) (red+0.5),range);
+ pixel.green=ScaleAnyToQuantum((QuantumAny) (green+0.5),range);
+ pixel.blue=ScaleAnyToQuantum((QuantumAny) (blue+0.5),range);
+ pixel.black=ScaleAnyToQuantum((QuantumAny) (black+0.5),range);
+ pixel.alpha=ScaleAnyToQuantum((QuantumAny) (alpha+0.5),range);
q=GetAuthenticPixels(image,x_offset,y_offset,1,1,exception);
- if (q == (const Quantum *) NULL)
+ if (q == (Quantum *) NULL)
continue;
- SetPixelRed(image,ScaleAnyToQuantum(pixel.red,range),q);
- SetPixelGreen(image,ScaleAnyToQuantum(pixel.green,range),q);
- SetPixelBlue(image,ScaleAnyToQuantum(pixel.blue,range),q);
- if (image->colorspace == CMYKColorspace)
- SetPixelBlack(image,ScaleAnyToQuantum(pixel.black,range),q);
- if (image->matte != MagickFalse)
- SetPixelAlpha(image,ScaleAnyToQuantum(pixel.alpha,range),q);
+ SetPixelInfoPixel(image,&pixel,q);
if (SyncAuthenticPixels(image,exception) == MagickFalse)
break;
}
/*
Allocate next image structure.
*/
- AcquireNextImage(image_info,image);
+ AcquireNextImage(image_info,image,exception);
if (GetNextImageInList(image) == (Image *) NULL)
{
image=DestroyImageList(image);
MagickInfo
*entry;
+ entry=SetMagickInfo("SPARSE-COLOR");
+ entry->encoder=(EncodeImageHandler *) WriteTXTImage;
+ entry->raw=MagickTrue;
+ entry->endian_support=MagickTrue;
+ entry->description=ConstantString("Sparse Color");
+ entry->module=ConstantString("TXT");
+ (void) RegisterMagickInfo(entry);
entry=SetMagickInfo("TEXT");
entry->decoder=(DecodeImageHandler *) ReadTXTImage;
entry->encoder=(EncodeImageHandler *) WriteTXTImage;
*/
ModuleExport void UnregisterTXTImage(void)
{
+ (void) UnregisterMagickInfo("SPARSE-COLOR");
(void) UnregisterMagickInfo("TEXT");
(void) UnregisterMagickInfo("TXT");
}
%
% The format of the WriteTXTImage method is:
%
-% MagickBooleanType WriteTXTImage(const ImageInfo *image_info,Image *image)
+% MagickBooleanType WriteTXTImage(const ImageInfo *image_info,
+% Image *image,ExceptionInfo *exception)
%
% A description of each parameter follows.
%
%
% o image: The image.
%
+% o exception: return any errors or warnings in this structure.
+%
*/
-static MagickBooleanType WriteTXTImage(const ImageInfo *image_info,Image *image)
+static MagickBooleanType WriteTXTImage(const ImageInfo *image_info,Image *image,
+ ExceptionInfo *exception)
{
char
buffer[MaxTextExtent],
assert(image->signature == MagickSignature);
if (image->debug != MagickFalse)
(void) LogMagickEvent(TraceEvent,GetMagickModule(),"%s",image->filename);
- status=OpenBlob(image_info,image,WriteBlobMode,&image->exception);
+ status=OpenBlob(image_info,image,WriteBlobMode,exception);
if (status == MagickFalse)
return(status);
scene=0;
do
{
+ ComplianceType
+ compliance;
+
(void) CopyMagickString(colorspace,CommandOptionToMnemonic(
MagickColorspaceOptions,(ssize_t) image->colorspace),MaxTextExtent);
LocaleLower(colorspace);
image->depth=GetImageQuantumDepth(image,MagickTrue);
- if (image->matte != MagickFalse)
+ if (image->alpha_trait == BlendPixelTrait)
(void) ConcatenateMagickString(colorspace,"a",MaxTextExtent);
- (void) FormatLocaleString(buffer,MaxTextExtent,
- "# ImageMagick pixel enumeration: %.20g,%.20g,%.20g,%s\n",(double)
- image->columns,(double) image->rows,(double)
- ((MagickOffsetType) GetQuantumRange(image->depth)),colorspace);
- (void) WriteBlobString(image,buffer);
+ compliance=NoCompliance;
+ if (LocaleCompare(image_info->magick,"SPARSE-COLOR") != 0)
+ {
+ (void) FormatLocaleString(buffer,MaxTextExtent,
+ "# ImageMagick pixel enumeration: %.20g,%.20g,%.20g,%s\n",(double)
+ image->columns,(double) image->rows,(double) ((MagickOffsetType)
+ GetQuantumRange(image->depth)),colorspace);
+ (void) WriteBlobString(image,buffer);
+ compliance=SVGCompliance;
+ }
GetPixelInfo(image,&pixel);
for (y=0; y < (ssize_t) image->rows; y++)
{
- p=GetVirtualPixels(image,0,y,image->columns,1,&image->exception);
+ p=GetVirtualPixels(image,0,y,image->columns,1,exception);
if (p == (const Quantum *) NULL)
break;
for (x=0; x < (ssize_t) image->columns; x++)
{
+ GetPixelInfoPixel(image,p,&pixel);
+ if (pixel.colorspace == LabColorspace)
+ {
+ pixel.green-=(QuantumRange+1)/2.0;
+ pixel.blue-=(QuantumRange+1)/2.0;
+ }
+ if (LocaleCompare(image_info->magick,"SPARSE-COLOR") == 0)
+ {
+ /*
+ Sparse-color format.
+ */
+ if (GetPixelAlpha(image,p) == (Quantum) OpaqueAlpha)
+ {
+ GetColorTuple(&pixel,MagickFalse,tuple);
+ (void) FormatLocaleString(buffer,MaxTextExtent,"%.20g,%.20g,",
+ (double) x,(double) y);
+ (void) WriteBlobString(image,buffer);
+ (void) WriteBlobString(image,tuple);
+ (void) WriteBlobString(image," ");
+ }
+ p+=GetPixelChannels(image);
+ continue;
+ }
(void) FormatLocaleString(buffer,MaxTextExtent,"%.20g,%.20g: ",(double)
x,(double) y);
(void) WriteBlobString(image,buffer);
- SetPixelInfo(image,p,&pixel);
(void) CopyMagickString(tuple,"(",MaxTextExtent);
- ConcatenateColorComponent(&pixel,RedPixelComponent,X11Compliance,
- tuple);
- (void) ConcatenateMagickString(tuple,",",MaxTextExtent);
- ConcatenateColorComponent(&pixel,GreenPixelComponent,X11Compliance,
- tuple);
- (void) ConcatenateMagickString(tuple,",",MaxTextExtent);
- ConcatenateColorComponent(&pixel,BluePixelComponent,X11Compliance,
- tuple);
+ if (pixel.colorspace == GRAYColorspace)
+ ConcatenateColorComponent(&pixel,GrayPixelChannel,compliance,
+ tuple);
+ else
+ {
+ ConcatenateColorComponent(&pixel,RedPixelChannel,compliance,tuple);
+ (void) ConcatenateMagickString(tuple,",",MaxTextExtent);
+ ConcatenateColorComponent(&pixel,GreenPixelChannel,compliance,
+ tuple);
+ (void) ConcatenateMagickString(tuple,",",MaxTextExtent);
+ ConcatenateColorComponent(&pixel,BluePixelChannel,compliance,tuple);
+ }
if (pixel.colorspace == CMYKColorspace)
{
(void) ConcatenateMagickString(tuple,",",MaxTextExtent);
- ConcatenateColorComponent(&pixel,BlackPixelComponent,X11Compliance,
+ ConcatenateColorComponent(&pixel,BlackPixelChannel,compliance,
tuple);
}
- if (pixel.matte != MagickFalse)
+ if (pixel.alpha_trait == BlendPixelTrait)
{
(void) ConcatenateMagickString(tuple,",",MaxTextExtent);
- ConcatenateColorComponent(&pixel,AlphaPixelComponent,X11Compliance,
+ ConcatenateColorComponent(&pixel,AlphaPixelChannel,compliance,
tuple);
}
(void) ConcatenateMagickString(tuple,")",MaxTextExtent);
(void) FormatLocaleString(buffer,MaxTextExtent,"%s",tuple);
(void) WriteBlobString(image,buffer);
(void) WriteBlobString(image," ");
- (void) QueryMagickColorname(image,&pixel,SVGCompliance,tuple,
- &image->exception);
+ (void) QueryColorname(image,&pixel,SVGCompliance,tuple,exception);
(void) WriteBlobString(image,tuple);
(void) WriteBlobString(image,"\n");
- p+=GetPixelComponents(image);
+ p+=GetPixelChannels(image);
}
status=SetImageProgress(image,SaveImageTag,(MagickOffsetType) y,
image->rows);
projects / imagemagick / blobdiff