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authorxlou <xlou@chromium.org>2018-10-11 21:15:18 +0000
committerChromium commit bot <commit-bot@chromium.org>2018-10-11 21:15:18 +0000
commitc7f66edd224446deefe68506b7ebed871eb5c8c2 (patch)
treeec6ea7d0c57c1d9211712b87846a1cdb33e5dbba /public/fpdf_transformpage.h
parentbfc5f6011dd402a1fc07a522c3f25ab405f3e3ea (diff)
downloadpdfium-c7f66edd224446deefe68506b7ebed871eb5c8c2.tar.xz
Add functions to get/set ArtBox.chromium/3578
There are PDFs that use ArtBox. In some use cases, user may scale a page, scale up/down MediaBox and CropBox. So if ArtBox exists, it needs to be scaled as well. Bug:409670 Change-Id: I78ac7afa66942352277f856514bdd9b15dda270b Reviewed-on: https://pdfium-review.googlesource.com/c/43931 Reviewed-by: Lei Zhang <thestig@chromium.org> Commit-Queue: Shirleen Lou <xlou@chromium.org>
Diffstat (limited to 'public/fpdf_transformpage.h')
-rw-r--r--public/fpdf_transformpage.h33
1 files changed, 33 insertions, 0 deletions
diff --git a/public/fpdf_transformpage.h b/public/fpdf_transformpage.h
index 742da490fa..c1abe76979 100644
--- a/public/fpdf_transformpage.h
+++ b/public/fpdf_transformpage.h
@@ -45,6 +45,21 @@ FPDF_EXPORT void FPDF_CALLCONV FPDFPage_SetCropBox(FPDF_PAGE page,
float top);
/**
+ * Set "ArtBox" entry to the page dictionary.
+ *
+ * page - Handle to a page.
+ * left - The left of the rectangle.
+ * bottom - The bottom of the rectangle.
+ * right - The right of the rectangle.
+ * top - The top of the rectangle.
+ */
+FPDF_EXPORT void FPDF_CALLCONV FPDFPage_SetArtBox(FPDF_PAGE page,
+ float left,
+ float bottom,
+ float right,
+ float top);
+
+/**
* Get "MediaBox" entry from the page dictionary.
*
* page - Handle to a page.
@@ -81,6 +96,24 @@ FPDF_EXPORT FPDF_BOOL FPDF_CALLCONV FPDFPage_GetCropBox(FPDF_PAGE page,
float* top);
/**
+ * Get "ArtBox" entry from the page dictionary.
+ *
+ * page - Handle to a page.
+ * left - Pointer to a float value receiving the left of the rectangle.
+ * bottom - Pointer to a float value receiving the bottom of the rectangle.
+ * right - Pointer to a float value receiving the right of the rectangle.
+ * top - Pointer to a float value receiving the top of the rectangle.
+ *
+ * On success, return true and write to the out parameters. Otherwise return
+ * false and leave the out parameters unmodified.
+ */
+FPDF_EXPORT FPDF_BOOL FPDF_CALLCONV FPDFPage_GetArtBox(FPDF_PAGE page,
+ float* left,
+ float* bottom,
+ float* right,
+ float* top);
+
+/**
* Apply transforms to |page|.
*
* If |matrix| is provided it will be applied to transform the page.