FontDemoView::FontDemoView(BRect rect)
: BView(rect, "FontDemoView", B_FOLLOW_ALL, B_WILL_DRAW | B_FRAME_EVENTS),
fBitmap(NULL),
fBufferView(NULL),
fString(NULL),
fFontSize(50.0),
fSpacing(0.0),
fOutLineLevel(0),
fDrawingMode(B_OP_COPY),
fBoundingBoxes(false),
fDrawShapes(false),
fShapes(NULL)
{
SetViewColor(B_TRANSPARENT_COLOR);
SetString("Haiku, Inc.");
SetFontSize(fFontSize);
SetAntialiasing(true);
_NewBitmap(Bounds());
}
void
FontDemoView::MessageReceived(BMessage* msg)
{
switch (msg->what) {
case TEXT_CHANGED_MSG:
{
const char* text = NULL;
if (msg->FindString("_text", &text) == B_OK) {
SetString(text);
Invalidate(/*&fBoxRegion*/);
}
break;
}
case FONTSTYLE_CHANGED_MSG:
{
BMessage fontMessage;
if (msg->FindMessage("_fontMessage", &fontMessage) != B_OK)
return;
const char* family;
const char* style;
if (fontMessage.FindString("_family", &family) != B_OK
|| fontMessage.FindString("_style", &style) != B_OK)
return;
fFont.SetFamilyAndStyle(family, style);
Invalidate();
break;
}
case FONTFAMILY_CHANGED_MSG:
{
BMessage fontMessage;
if (msg->FindMessage("_fontMessage", &fontMessage) != B_OK)
return;
const char* family;
if (fontMessage.FindString("_family", &family) != B_OK)
return;
font_style style;
if (get_font_style(const_cast<char*>(family), 0, &style) == B_OK) {
fFont.SetFamilyAndStyle(family, style);
Invalidate(/*&fBoxRegion*/);
}
break;
}
case FONTSIZE_MSG:
{
float size = 0.0;
if (msg->FindFloat("_size", &size) == B_OK) {
SetFontSize(size);
Invalidate(/*&fBoxRegion*/);
}
break;
}
case FONTSHEAR_MSG:
{
float shear = 90.0;
if (msg->FindFloat("_shear", &shear) == B_OK) {
SetFontShear(shear);
Invalidate(/*&fBoxRegion*/);
}
break;
}
case ROTATION_MSG:
{
float rotation = 0.0;
if (msg->FindFloat("_rotation", &rotation) == B_OK) {
SetFontRotation(rotation);
Invalidate(/*&fBoxRegion*/);
}
break;
}
case SPACING_MSG:
{
float space = 0.0;
if (msg->FindFloat("_spacing", &space) == B_OK) {
SetSpacing(space);
Invalidate(/*&fBoxRegion*/);
}
break;
}
case OUTLINE_MSG:
{
int8 outline = 0;
if (msg->FindInt8("_outline", &outline) == B_OK) {
SetOutlineLevel(outline);
Invalidate(/*&fBoxRegion*/);
}
break;
}
case ALIASING_MSG:
{
bool aliased = false;
if (msg->FindBool("_aliased", &aliased) == B_OK) {
SetAntialiasing(aliased);
Invalidate(/*&fBoxRegion*/);
}
break;
}
case DRAWINGMODE_CHANGED_MSG:
{
if (msg->FindInt32("_mode", (int32 *)&fDrawingMode) == B_OK) {
Invalidate(/*&fBoxRegion*/);
switch (fDrawingMode) {
case B_OP_COPY:
printf("Drawing mode: B_OP_COPY\n");
break;
case B_OP_OVER:
printf("Drawing mode: B_OP_OVER\n");
break;
case B_OP_ERASE:
printf("Drawing mode: B_OP_ERASE\n");
break;
case B_OP_INVERT:
printf("Drawing mode: B_OP_INVERT\n");
break;
case B_OP_ADD:
printf("Drawing mode: B_OP_ADD\n");
break;
case B_OP_SUBTRACT:
printf("Drawing mode: B_OP_SUBTRACT\n");
break;
case B_OP_BLEND:
printf("Drawing mode: B_OP_BLEND\n");
break;
case B_OP_MIN:
printf("Drawing mode: B_OP_MIN\n");
break;
case B_OP_MAX:
printf("Drawing mode: B_OP_MAX\n");
break;
case B_OP_SELECT:
printf("Drawing mode: B_OP_SELECT\n");
break;
case B_OP_ALPHA:
printf("Drawing mode: B_OP_ALPHA\n");
break;
default:
printf("Drawing mode: %d\n", fDrawingMode);
}
}
break;
}
case BOUNDING_BOX_MSG:
{
bool boundingbox = false;
if (msg->FindBool("_boundingbox", &boundingbox) == B_OK) {
SetDrawBoundingBoxes(boundingbox);
Invalidate(/*&fBoxRegion*/);
}
break;
}
default:
BView::MessageReceived(msg);
break;
}
}