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fixed bug in rotate

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This commit is contained in:
fluxgen 2002-12-09 22:12:56 +00:00
parent 6073c44a8e
commit c563042bdd
1 changed files with 17 additions and 5 deletions
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22
src/FbTk/XFontImp.cc
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@ -19,7 +19,7 @@
// FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
// DEALINGS IN THE SOFTWARE.
// $Id: XFontImp.cc,v 1.4 2002/12/01 13:42:14 rathnor Exp $
// $Id: XFontImp.cc,v 1.5 2002/12/09 22:12:56 fluxgen Exp $
#include "XFontImp.hh"
#include "App.hh"
@ -34,7 +34,7 @@ using namespace std;
namespace FbTk {
XFontImp::XFontImp(const char *fontname):m_rotfont(0), m_fontstruct(0),
m_angle(0) {
m_angle(0), m_rotate(true) {
if (fontname != 0)
load(fontname);
}
@ -63,6 +63,12 @@ bool XFontImp::load(const std::string &fontname) {
XFreeFont(App::instance()->display(), m_fontstruct);
m_fontstruct = font; //set new font
if (m_rotfont != 0) {
freeRotFont(); // free old rotated font
rotate(m_angle); // allocate new rotated font and rotate it to old angle
}
return true;
}
@ -70,7 +76,7 @@ void XFontImp::drawText(Drawable w, int screen, GC gc, const char *text, size_t
if (m_fontstruct == 0)
return;
// use roated font functions?
if (m_rotfont != 0) {
if (m_rotfont != 0 && m_rotate) {
drawRotText(w, screen, gc, text, len, x, y);
return;
}
@ -101,18 +107,24 @@ unsigned int XFontImp::height() const {
void XFontImp::rotate(float angle) {
//we must have a font loaded before we rotate
if (m_fontstruct == 0)
if (m_fontstruct == 0 || m_fontstruct->per_char == 0)
return;
if (m_rotfont != 0)
freeRotFont();
// no need for rotating, use regular font
if (angle == 0)
if (angle == 0) {
m_angle = 0;
return;
}
//get positive angle
while (angle < 0)
angle += 360;
m_angle = angle;
char val;
XImage *I1, *I2;
// X system default vars