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-rw-r--r--FL/Fl_Graphics_Driver.H15
-rw-r--r--src/Fl_Graphics_Driver.cxx221
2 files changed, 116 insertions, 120 deletions
diff --git a/FL/Fl_Graphics_Driver.H b/FL/Fl_Graphics_Driver.H
index 8322c348f..6f35a6ac9 100644
--- a/FL/Fl_Graphics_Driver.H
+++ b/FL/Fl_Graphics_Driver.H
@@ -203,23 +203,8 @@ protected:
virtual void draw_image(Fl_Draw_Image_Cb cb, void* data, int X,int Y,int W,int H, int D=3) {}
/** see fl_draw_image_mono(Fl_Draw_Image_Cb cb, void* data, int X,int Y,int W,int H, int D) */
virtual void draw_image_mono(Fl_Draw_Image_Cb cb, void* data, int X,int Y,int W,int H, int D=1) {}
- /** \brief Draws an Fl_RGB_Image object using this graphics driver.
- *
- Specifies a bounding box for the image, with the origin (upper left-hand corner) of
- the image offset by the cx and cy arguments.
- */
virtual void draw_rgb(Fl_RGB_Image * rgb,int XP, int YP, int WP, int HP, int cx, int cy);
- /** \brief Draws an Fl_Pixmap object using this graphics driver.
- *
- Specifies a bounding box for the image, with the origin (upper left-hand corner) of
- the image offset by the cx and cy arguments.
- */
virtual void draw_pixmap(Fl_Pixmap * pxm,int XP, int YP, int WP, int HP, int cx, int cy);
- /** \brief Draws an Fl_Bitmap object using this graphics driver.
- *
- Specifies a bounding box for the image, with the origin (upper left-hand corner) of
- the image offset by the cx and cy arguments.
- */
virtual void draw_bitmap(Fl_Bitmap *bm, int XP, int YP, int WP, int HP, int cx, int cy);
virtual void copy_offscreen(int x, int y, int w, int h, Fl_Offscreen pixmap, int srcx, int srcy);
diff --git a/src/Fl_Graphics_Driver.cxx b/src/Fl_Graphics_Driver.cxx
index 9d5ea1a25..efabe5f90 100644
--- a/src/Fl_Graphics_Driver.cxx
+++ b/src/Fl_Graphics_Driver.cxx
@@ -30,6 +30,8 @@ FL_EXPORT Fl_Graphics_Driver *fl_graphics_driver; // the current driver of graph
const Fl_Graphics_Driver::matrix Fl_Graphics_Driver::m0 = {1, 0, 0, 1, 0, 0};
+unsigned Fl_Graphics_Driver::need_pixmap_bg_color = 0;
+
/** Constructor */
Fl_Graphics_Driver::Fl_Graphics_Driver()
{
@@ -210,6 +212,120 @@ void Fl_Graphics_Driver::cache_size(Fl_Image *img, int &width, int &height)
}
}
+/** Draws an Fl_Pixmap object using this graphics driver.
+ Specifies a bounding box for the image, with the origin (upper left-hand corner) of
+ the image offset by the cx and cy arguments.
+ */
+void Fl_Graphics_Driver::draw_pixmap(Fl_Pixmap *pxm, int XP, int YP, int WP, int HP, int cx, int cy) {
+ int X, Y, W, H;
+ if (Fl_Graphics_Driver::start_image(pxm, XP, YP, WP, HP, cx, cy, X, Y, W, H)) {
+ return;
+ }
+ // to allow rescale at runtime
+ int w2=pxm->w(), h2=pxm->h();
+ cache_size(pxm, w2, h2); // after this, w2 x h2 is size of desired cached image
+ int *pw, *ph;
+ cache_w_h(pxm, pw, ph); // after this, *pw x *ph is current size of cached form of bitmap
+ if (*id(pxm) && (*pw != w2 || *ph != h2)) {
+ pxm->uncache();
+ }
+ if (!*id(pxm)) {
+ if (pxm->data_w() != w2 || pxm->data_h() != h2) { // build a scaled id_ & mask_ for pxm
+ Fl_Pixmap *pxm2 = (Fl_Pixmap*)pxm->copy(w2, h2);
+ cache(pxm2);
+ *id(pxm) = *id(pxm2);
+ *id(pxm2) = 0;
+ *pw = w2; *ph = h2; // memorize size of cached form of pixmap
+ *mask(pxm) = *mask(pxm2);
+ *mask(pxm2) = 0;
+ delete pxm2;
+ } else cache(pxm);
+ }
+ // draw pxm using its scaled id_ & pixmap_
+ draw_fixed(pxm, X, Y, W, H, cx, cy);
+}
+
+
+/** Draws an Fl_Bitmap object using this graphics driver.
+ Specifies a bounding box for the image, with the origin (upper left-hand corner) of
+ the image offset by the cx and cy arguments.
+ */
+void Fl_Graphics_Driver::draw_bitmap(Fl_Bitmap *bm, int XP, int YP, int WP, int HP, int cx, int cy) {
+ int X, Y, W, H;
+ if (Fl_Graphics_Driver::start_image(bm, XP, YP, WP, HP, cx, cy, X, Y, W, H)) {
+ return;
+ }
+ int w2 = bm->w(), h2 = bm->h();
+ cache_size(bm, w2, h2); // after this, w2 x h2 is size of desired cached image
+ int *pw, *ph;
+ cache_w_h(bm, pw, ph); // after this, *pw x *ph is current size of cached form of bitmap
+ if (*id(bm) && (*pw != w2 || *ph != h2)) {
+ bm->uncache();
+ }
+ if (!*id(bm)) {
+ if (bm->data_w() != w2 || bm->data_h() != h2) { // build a scaled id_ for bm
+ Fl_Bitmap *bm2 = (Fl_Bitmap*)bm->copy(w2, h2);
+ cache(bm2);
+ *id(bm) = *id(bm2);
+ *id(bm2) = 0;
+ *pw = w2; *ph = h2; // memorize size of cached form of bitmap
+ delete bm2;
+ } else cache(bm);
+ }
+ // draw bm using its scaled id_
+ draw_fixed(bm, X, Y, W, H, cx, cy);
+}
+
+
+/** Draws an Fl_RGB_Image object using this graphics driver.
+ Specifies a bounding box for the image, with the origin (upper left-hand corner) of
+ the image offset by the cx and cy arguments.
+ */
+void Fl_Graphics_Driver::draw_rgb(Fl_RGB_Image *img, int XP, int YP, int WP, int HP, int cx, int cy) {
+ // Don't draw an empty image...
+ if (!img->d() || !img->array) {
+ Fl_Graphics_Driver::draw_empty(img, XP, YP);
+ return;
+ }
+ if (start_image(img, XP, YP, WP, HP, cx, cy, XP, YP, WP, HP)) {
+ return;
+ }
+ int need_scaled_drawing = ( fabs(img->w() - img->data_w()/scale_)/img->w() > 0.05 ||
+ fabs(img->h() - img->data_h()/scale_)/img->h() > 0.05 );
+ // to allow rescale at runtime
+ int w2, h2, *pw, *ph;
+ if (need_scaled_drawing) {
+ w2 = img->w(); h2 = img->h();
+ cache_size(img, w2, h2);
+ } else {
+ w2 = img->data_w(); h2 = img->data_h();
+ } // after this, w2 x h2 is desired cached image size
+ cache_w_h(img, pw, ph); // after this, *pw x *ph is current size of cached image
+ if (*id(img) && (w2 != *pw || h2 != *ph )) {
+ img->uncache();
+ }
+ if (!*id(img) && need_scaled_drawing) { // build and draw a scaled id_ for img
+ Fl_RGB_Scaling keep = Fl_Image::RGB_scaling();
+ Fl_Image::RGB_scaling(Fl_Image::scaling_algorithm());
+ Fl_RGB_Image *img2 = (Fl_RGB_Image*)img->copy(w2, h2);
+ Fl_Image::RGB_scaling(keep);
+ cache(img2);
+ draw_fixed(img2, XP, YP, WP, HP, cx, cy);
+ *id(img) = *id(img2);
+ *mask(img) = *mask(img2);
+ *id(img2) = 0;
+ *mask(img2) = 0;
+ *pw = w2;
+ *ph = h2;
+ delete img2;
+ }
+ else { // draw img using its scaled id_
+ if (!*id(img)) cache(img);
+ draw_fixed(img, XP, YP, WP, HP, cx, cy);
+ }
+}
+
+
#ifndef FL_DOXYGEN
Fl_Font_Descriptor::Fl_Font_Descriptor(const char* name, Fl_Fontsize Size) {
next = 0;
@@ -313,111 +429,6 @@ void Fl_Scalable_Graphics_Driver::circle(double x, double y, double r) {
ellipse_unscaled(xt*scale_, yt*scale_, rx*scale_, ry*scale_);
}
-
-
-void Fl_Graphics_Driver::draw_pixmap(Fl_Pixmap *pxm, int XP, int YP, int WP, int HP, int cx, int cy) {
- int X, Y, W, H;
- if (Fl_Graphics_Driver::start_image(pxm, XP, YP, WP, HP, cx, cy, X, Y, W, H)) {
- return;
- }
- // to allow rescale at runtime
- int w2=pxm->w(), h2=pxm->h();
- cache_size(pxm, w2, h2); // after this, w2 x h2 is size of desired cached image
- int *pw, *ph;
- cache_w_h(pxm, pw, ph); // after this, *pw x *ph is current size of cached form of bitmap
- if (*id(pxm) && (*pw != w2 || *ph != h2)) {
- pxm->uncache();
- }
- if (!*id(pxm)) {
- if (pxm->data_w() != w2 || pxm->data_h() != h2) { // build a scaled id_ & mask_ for pxm
- Fl_Pixmap *pxm2 = (Fl_Pixmap*)pxm->copy(w2, h2);
- cache(pxm2);
- *id(pxm) = *id(pxm2);
- *id(pxm2) = 0;
- *pw = w2; *ph = h2; // memorize size of cached form of pixmap
- *mask(pxm) = *mask(pxm2);
- *mask(pxm2) = 0;
- delete pxm2;
- } else cache(pxm);
- }
- // draw pxm using its scaled id_ & pixmap_
- draw_fixed(pxm, X, Y, W, H, cx, cy);
-}
-
-
-void Fl_Graphics_Driver::draw_bitmap(Fl_Bitmap *bm, int XP, int YP, int WP, int HP, int cx, int cy) {
- int X, Y, W, H;
- if (Fl_Graphics_Driver::start_image(bm, XP, YP, WP, HP, cx, cy, X, Y, W, H)) {
- return;
- }
- int w2 = bm->w(), h2 = bm->h();
- cache_size(bm, w2, h2); // after this, w2 x h2 is size of desired cached image
- int *pw, *ph;
- cache_w_h(bm, pw, ph); // after this, *pw x *ph is current size of cached form of bitmap
- if (*id(bm) && (*pw != w2 || *ph != h2)) {
- bm->uncache();
- }
- if (!*id(bm)) {
- if (bm->data_w() != w2 || bm->data_h() != h2) { // build a scaled id_ for bm
- Fl_Bitmap *bm2 = (Fl_Bitmap*)bm->copy(w2, h2);
- cache(bm2);
- *id(bm) = *id(bm2);
- *id(bm2) = 0;
- *pw = w2; *ph = h2; // memorize size of cached form of bitmap
- delete bm2;
- } else cache(bm);
- }
- // draw bm using its scaled id_
- draw_fixed(bm, X, Y, W, H, cx, cy);
-}
-
-
-void Fl_Graphics_Driver::draw_rgb(Fl_RGB_Image *img, int XP, int YP, int WP, int HP, int cx, int cy) {
- // Don't draw an empty image...
- if (!img->d() || !img->array) {
- Fl_Graphics_Driver::draw_empty(img, XP, YP);
- return;
- }
- if (start_image(img, XP, YP, WP, HP, cx, cy, XP, YP, WP, HP)) {
- return;
- }
- int need_scaled_drawing = ( fabs(img->w() - img->data_w()/scale_)/img->w() > 0.05 ||
- fabs(img->h() - img->data_h()/scale_)/img->h() > 0.05 );
- // to allow rescale at runtime
- int w2, h2, *pw, *ph;
- if (need_scaled_drawing) {
- w2 = img->w(); h2 = img->h();
- cache_size(img, w2, h2);
- } else {
- w2 = img->data_w(); h2 = img->data_h();
- } // after this, w2 x h2 is desired cached image size
- cache_w_h(img, pw, ph); // after this, *pw x *ph is current size of cached image
- if (*id(img) && (w2 != *pw || h2 != *ph )) {
- img->uncache();
- }
- if (!*id(img) && need_scaled_drawing) { // build and draw a scaled id_ for img
- Fl_RGB_Scaling keep = Fl_Image::RGB_scaling();
- Fl_Image::RGB_scaling(Fl_Image::scaling_algorithm());
- Fl_RGB_Image *img2 = (Fl_RGB_Image*)img->copy(w2, h2);
- Fl_Image::RGB_scaling(keep);
- cache(img2);
- draw_fixed(img2, XP, YP, WP, HP, cx, cy);
- *id(img) = *id(img2);
- *mask(img) = *mask(img2);
- *id(img2) = 0;
- *mask(img2) = 0;
- *pw = w2;
- *ph = h2;
- delete img2;
- }
- else { // draw img using its scaled id_
- if (!*id(img)) cache(img);
- draw_fixed(img, XP, YP, WP, HP, cx, cy);
- }
-}
-
-unsigned Fl_Graphics_Driver::need_pixmap_bg_color = 0;
-
void Fl_Scalable_Graphics_Driver::font(Fl_Font face, Fl_Fontsize size) {
if (!font_descriptor()) fl_open_display(); // to catch the correct initial value of scale_
font_unscaled(face, size * scale_);
generated by cgit v1.2.3 (git 2.25.1) at 2026-02-08 12:12:12 +0000