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rectArray can only be NULL in case fAsString is true, not the other way around; this fixes

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ServerFont::GetBoundingBoxesForStrings() (ScreenSaver no longer crashes as reported by Brian
Verre on the mailing list).


git-svn-id: file:///srv/svn/repos/haiku/haiku/trunk@21846 a95241bf-73f2-0310-859d-f6bbb57e9c96
This commit is contained in:
Axel Dörfler 2007-08-07 01:24:09 +00:00
parent 2c4a38ab01
commit 277bea40a3
1 changed files with 13 additions and 11 deletions
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24
src/servers/app/ServerFont.cpp
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@ -592,6 +592,7 @@ class BoundingBoxConsumer {
, fTransform(transform)
{
}
void Start() {}
void Finish(double x, double y) {}
void ConsumeEmptyGlyph(int32 index, uint32 charCode, double x, double y) {}
@ -601,21 +602,21 @@ class BoundingBoxConsumer {
if (glyph->data_type != glyph_data_outline) {
const agg::rect_i& r = glyph->bounds;
if (fAsString) {
rectArray[index].left = r.x1 + x;
rectArray[index].top = r.y1 + y;
rectArray[index].right = r.x2 + x + 1;
rectArray[index].bottom = r.y2 + y + 1;
} else {
if (rectArray) {
rectArray[index].left = r.x1;
rectArray[index].top = r.y1;
rectArray[index].right = r.x2 + 1;
rectArray[index].bottom = r.y2 + 1;
rectArray[index].left = r.x1 + x;
rectArray[index].top = r.y1 + y;
rectArray[index].right = r.x2 + x + 1;
rectArray[index].bottom = r.y2 + y + 1;
} else {
stringBoundingBox = stringBoundingBox
| BRect(r.x1 + x, r.y1 + y,
r.x2 + x + 1, r.y2 + y + 1);
}
} else {
rectArray[index].left = r.x1;
rectArray[index].top = r.y1;
rectArray[index].right = r.x2 + 1;
rectArray[index].bottom = r.y2 + 1;
}
} else {
if (fAsString) {
@ -686,8 +687,9 @@ ServerFont::GetBoundingBoxes(const char* string, int32 numChars,
status_t
ServerFont::GetBoundingBoxesForStrings(char *charArray[], int32 lengthArray[],
int32 numStrings, BRect rectArray[], font_metric_mode mode, escapement_delta deltaArray[])
ServerFont::GetBoundingBoxesForStrings(char *charArray[], int32 lengthArray[],
int32 numStrings, BRect rectArray[], font_metric_mode mode,
escapement_delta deltaArray[])
{
// TODO: The font_metric_mode is never used
if (!charArray || !lengthArray|| numStrings <= 0 || !rectArray || !deltaArray)