diff options
Diffstat (limited to 'gtk/gtk_print.c')
-rw-r--r-- | gtk/gtk_print.c | 177 |
1 files changed, 87 insertions, 90 deletions
diff --git a/gtk/gtk_print.c b/gtk/gtk_print.c index 0ce951f56..d74e4250d 100644 --- a/gtk/gtk_print.c +++ b/gtk/gtk_print.c @@ -25,56 +25,52 @@ */ #include "utils/config.h" -#ifdef WITH_PDF_EXPORT #include <math.h> #include <assert.h> #include <gdk/gdk.h> #include <gtk/gtk.h> + +#include "content/content.h" +#include "desktop/options.h" #include "desktop/plotters.h" +#include "desktop/print.h" +#include "desktop/printer.h" #include "gtk/font_pango.h" +#include "gtk/gtk_bitmap.h" +#include "gtk/gtk_print.h" #include "gtk/gtk_scaffolding.h" +#include "gtk/options.h" #include "render/font.h" #include "utils/log.h" -#include "desktop/options.h" -#include "gtk/options.h" -#include "gtk/gtk_bitmap.h" - -#include "desktop/print.h" -#include "desktop/printer.h" -#include "content/content.h" -#include "gtk_print.h" #include "utils/utils.h" -cairo_t *gtk_print_current_cr; -static struct print_settings* settings; -struct content *content_to_print; - static bool nsgtk_print_plot_clg(colour c); static bool nsgtk_print_plot_rectangle(int x0, int y0, int width, int height, int line_width, colour c, bool dotted, bool dashed); static bool nsgtk_print_plot_line(int x0, int y0, int x1, int y1, int width, colour c, bool dotted, bool dashed); static bool nsgtk_print_plot_polygon(const int *p, unsigned int n, colour fill); -static bool nsgtk_print_plot_path(const float *p, unsigned int n, colour fill, float width, - colour c, const float transform[6]); +static bool nsgtk_print_plot_path(const float *p, unsigned int n, colour fill, + float width, colour c, const float transform[6]); static bool nsgtk_print_plot_fill(int x0, int y0, int x1, int y1, colour c); static bool nsgtk_print_plot_clip(int clip_x0, int clip_y0, int clip_x1, int clip_y1); static bool nsgtk_print_plot_text(int x, int y, const struct css_style *style, const char *text, size_t length, colour bg, colour c); -static bool nsgtk_print_plot_disc(int x, int y, int radius, colour c, bool filled); -static bool nsgtk_print_plot_arc(int x, int y, int radius, int angle1, int angle2, - colour c); +static bool nsgtk_print_plot_disc(int x, int y, int radius, colour c, + bool filled); +static bool nsgtk_print_plot_arc(int x, int y, int radius, int angle1, + int angle2, colour c); static bool nsgtk_print_plot_bitmap(int x, int y, int width, int height, struct bitmap *bitmap, colour bg, struct content *content); static bool nsgtk_print_plot_bitmap_tile(int x, int y, int width, int height, struct bitmap *bitmap, colour bg, bool repeat_x, bool repeat_y, struct content *content); -static void nsgtk_print_set_solid(void); /**< Set for drawing solid lines */ -static void nsgtk_print_set_dotted(void); /**< Set for drawing dotted lines */ -static void nsgtk_print_set_dashed(void); /**< Set for drawing dashed lines */ +static void nsgtk_print_set_solid(void); /**< Set for drawing solid lines */ +static void nsgtk_print_set_dotted(void); /**< Set for drawing dotted lines */ +static void nsgtk_print_set_dashed(void); /**< Set for drawing dashed lines */ static void nsgtk_print_set_colour(colour c); @@ -86,9 +82,12 @@ static bool gtk_print_font_paint(const struct css_style *style, static bool gtk_print_begin(struct print_settings* settings); static bool gtk_print_next_page(void); -static void gtk_print_end(void); - +static void gtk_print_end(void); +/* Globals */ +cairo_t *gtk_print_current_cr; +static struct print_settings* settings; +struct content *content_to_print; static GdkRectangle cliprect; static const struct plotter_table nsgtk_print_plotters = { @@ -110,7 +109,7 @@ static const struct plotter_table nsgtk_print_plotters = { false }; -static const struct printer gtk_printer= { +static const struct printer gtk_printer = { &nsgtk_print_plotters, gtk_print_begin, gtk_print_next_page, @@ -126,7 +125,9 @@ bool nsgtk_print_plot_rectangle(int x0, int y0, int width, int height, int line_width, colour c, bool dotted, bool dashed) { LOG(("Plotting rectangle. width: %i ; height: %i", width, height)); + nsgtk_print_set_colour(c); + if (dotted) nsgtk_print_set_dotted(); else if (dashed) @@ -134,7 +135,6 @@ bool nsgtk_print_plot_rectangle(int x0, int y0, int width, int height, else nsgtk_print_set_solid(); - if (line_width == 0) line_width = 1; @@ -150,6 +150,7 @@ bool nsgtk_print_plot_line(int x0, int y0, int x1, int y1, int width, colour c, bool dotted, bool dashed) { nsgtk_print_set_colour(c); + if (dotted) nsgtk_print_set_dotted(); else if (dashed) @@ -157,7 +158,6 @@ bool nsgtk_print_plot_line(int x0, int y0, int x1, int y1, int width, else nsgtk_print_set_solid(); - if (width == 0) width = 1; @@ -172,21 +172,23 @@ bool nsgtk_print_plot_line(int x0, int y0, int x1, int y1, int width, bool nsgtk_print_plot_polygon(const int *p, unsigned int n, colour fill) { - - LOG(("Plotting polygon.")); unsigned int i; + LOG(("Plotting polygon.")); + nsgtk_print_set_colour(fill); nsgtk_print_set_solid(); - cairo_set_line_width(gtk_print_current_cr, 0); cairo_move_to(gtk_print_current_cr, p[0], p[1]); + LOG(("Starting line at: %i\t%i",p[0],p[1])); + for (i = 1; i != n; i++) { cairo_line_to(gtk_print_current_cr, p[i * 2], p[i * 2 + 1]); LOG(("Drawing line to: %i\t%i",p[i * 2], p[i * 2 + 1])); } + cairo_fill(gtk_print_current_cr); cairo_stroke(gtk_print_current_cr); @@ -196,13 +198,14 @@ bool nsgtk_print_plot_polygon(const int *p, unsigned int n, colour fill) bool nsgtk_print_plot_fill(int x0, int y0, int x1, int y1, colour c) { - LOG(("Plotting fill. x0: %i ;\t y0: %i ;\t x1: %i ;\t y1: %i", x0,y0,x1,y1)); + LOG(("Plotting fill. x0: %i ;\t y0: %i ;\t x1: %i ;\t y1: %i", + x0,y0,x1,y1)); + nsgtk_print_set_colour(c); nsgtk_print_set_solid(); - /*Normalize boundaries of the area - to prevent overflows. - See comment in pdf_plot_fill. - */ + /* Normalize boundaries of the area - to prevent overflows. + * See comment in pdf_plot_fill. */ x0 = min(max(x0, 0), settings->page_width); y0 = min(max(y0, 0), settings->page_height); x1 = min(max(x1, 0), settings->page_width); @@ -223,15 +226,13 @@ bool nsgtk_print_plot_clip(int clip_x0, int clip_y0, LOG(("Clipping. x0: %i ;\t y0: %i ;\t x1: %i ;\t y1: %i", clip_x0,clip_y0,clip_x1,clip_y1)); - /*Normalize cllipping area - to prevent overflows. - See comment in pdf_plot_fill. - */ + /* Normalize cllipping area - to prevent overflows. + * See comment in pdf_plot_fill. */ clip_x0 = min(max(clip_x0, 0), settings->page_width); clip_y0 = min(max(clip_y0, 0), settings->page_height); clip_x1 = min(max(clip_x1, 0), settings->page_width); clip_y1 = min(max(clip_y1, 0), settings->page_height); - cairo_reset_clip(gtk_print_current_cr); cairo_rectangle(gtk_print_current_cr, clip_x0, clip_y0, clip_x1 - clip_x0, clip_y1 - clip_y0); @@ -242,8 +243,7 @@ bool nsgtk_print_plot_clip(int clip_x0, int clip_y0, cliprect.width = clip_x1 - clip_x0; cliprect.height = clip_y1 - clip_y0; - return true; - + return true; } @@ -271,11 +271,11 @@ bool nsgtk_print_plot_disc(int x, int y, int radius, colour c, bool filled) cairo_stroke(gtk_print_current_cr); - return true; } -bool nsgtk_print_plot_arc(int x, int y, int radius, int angle1, int angle2, colour c) +bool nsgtk_print_plot_arc(int x, int y, int radius, int angle1, int angle2, + colour c) { nsgtk_print_set_colour(c); nsgtk_print_set_solid(); @@ -286,7 +286,6 @@ bool nsgtk_print_plot_arc(int x, int y, int radius, int angle1, int angle2, colo (angle2 + 90) * (M_PI / 180)); cairo_stroke(gtk_print_current_cr); - return true; } @@ -301,22 +300,21 @@ static bool nsgtk_print_plot_pixbuf(int x, int y, int width, int height, return true; if (gdk_pixbuf_get_width(pixbuf) == width && - gdk_pixbuf_get_height(pixbuf) == height) { + gdk_pixbuf_get_height(pixbuf) == height) { gdk_cairo_set_source_pixbuf(gtk_print_current_cr, pixbuf, x, y); cairo_paint(gtk_print_current_cr); - - } else { + } else { GdkPixbuf *scaled; scaled = gdk_pixbuf_scale_simple(pixbuf, width, height, - /* plotting for the printer doesn't have to be fast - * so we can use always the interp_style - * that gives better quality + /* plotting for the printer doesn't have + * to be fast so we can use always the + * interp_style that gives better quality */ - GDK_INTERP_BILINEAR - ); + GDK_INTERP_BILINEAR); if (!scaled) return false; + gdk_cairo_set_source_pixbuf(gtk_print_current_cr, scaled, x, y); cairo_paint(gtk_print_current_cr); @@ -330,6 +328,7 @@ bool nsgtk_print_plot_bitmap(int x, int y, int width, int height, struct bitmap *bitmap, colour bg, struct content *content) { GdkPixbuf *pixbuf = gtk_bitmap_get_primary(bitmap); + return nsgtk_print_plot_pixbuf(x, y, width, height, pixbuf, bg); } @@ -343,7 +342,8 @@ bool nsgtk_print_plot_bitmap_tile(int x, int y, int width, int height, if (!(repeat_x || repeat_y)) { /* Not repeating at all, so just pass it on */ - return nsgtk_print_plot_bitmap(x,y,width,height,bitmap,bg,content); + return nsgtk_print_plot_bitmap(x, y, width, height, + bitmap, bg, content); } if (repeat_x && !repeat_y) @@ -356,42 +356,47 @@ bool nsgtk_print_plot_bitmap_tile(int x, int y, int width, int height, assert(pretiled != NULL); primary = gtk_bitmap_get_primary(bitmap); + /* use the primary and pretiled widths to scale the w/h provided */ width *= gdk_pixbuf_get_width(pretiled); width /= gdk_pixbuf_get_width(primary); height *= gdk_pixbuf_get_height(pretiled); height /= gdk_pixbuf_get_height(primary); - if (y > cliprect.y) - doneheight = (cliprect.y - height) + ((y - cliprect.y) % height); - else + if (y > cliprect.y) { + doneheight = (cliprect.y - height) + + ((y - cliprect.y) % height); + } else doneheight = y; while (doneheight < (cliprect.y + cliprect.height)) { - if (x > cliprect.x) - donewidth = (cliprect.x - width) + ((x - cliprect.x) % width); - else + if (x > cliprect.x) { + donewidth = (cliprect.x - width) + + ((x - cliprect.x) % width); + } else donewidth = x; + while (donewidth < (cliprect.x + cliprect.width)) { nsgtk_print_plot_pixbuf(donewidth, doneheight, width, height, pretiled, bg); donewidth += width; if (!repeat_x) break; } + doneheight += height; + if (!repeat_y) break; } return true; } -bool nsgtk_print_plot_path(const float *p, unsigned int n, colour fill, float width, - colour c, const float transform[6]) +bool nsgtk_print_plot_path(const float *p, unsigned int n, colour fill, + float width, colour c, const float transform[6]) { /* Only the internal SVG renderer uses this plot call currently, - * and the GTK version uses librsvg. Thus, we ignore this complexity, - * and just return true obliviously. - */ + * and the GTK version uses librsvg. Thus, we ignore this complexity, + * and just return true obliviously. */ return true; } @@ -410,33 +415,27 @@ void nsgtk_print_set_colour(colour c) colour.blue = b | (b << 8); colour.pixel = (r << 16) | (g << 8) | b; - gdk_color_alloc(gdk_colormap_get_system(), - &colour); + gdk_color_alloc(gdk_colormap_get_system(), &colour); cairo_set_source_rgba(gtk_print_current_cr, r / 255.0, g / 255.0, b / 255.0, 1.0); - } - -void nsgtk_print_set_solid() +void nsgtk_print_set_solid(void) { - double dashes = 0; cairo_set_dash(gtk_print_current_cr, &dashes, 0, 0); - } -void nsgtk_print_set_dotted() +void nsgtk_print_set_dotted(void) { double cdashes = 1; cairo_set_dash(gtk_print_current_cr, &cdashes, 1, 0); - } -void nsgtk_print_set_dashed() +void nsgtk_print_set_dashed(void) { double cdashes = 3; @@ -456,13 +455,14 @@ bool gtk_print_font_paint(const struct css_style *style, return true; desc = nsfont_style_to_description(style); - size = (gint)((double)pango_font_description_get_size(desc) * settings->scale); + size = (gint) ((double) pango_font_description_get_size(desc) * + settings->scale); + if (pango_font_description_get_size_is_absolute(desc)) pango_font_description_set_absolute_size(desc, size); else pango_font_description_set_size(desc, size); - layout = pango_cairo_create_layout(gtk_print_current_cr); pango_layout_set_font_description(layout, desc); @@ -474,35 +474,33 @@ bool gtk_print_font_paint(const struct css_style *style, nsgtk_print_set_colour(c); pango_cairo_show_layout_line(gtk_print_current_cr, line); - g_object_unref(layout); pango_font_description_free(desc); return true; } - - static bool gtk_print_begin(struct print_settings* settings) { return true; } -static bool gtk_print_next_page() +static bool gtk_print_next_page(void) { return true; } -static void gtk_print_end() +static void gtk_print_end(void) { } -/** Handle the begin_print signal from the GtkPrintOperation +/** + * Handle the begin_print signal from the GtkPrintOperation + * * \param operation the operation which emited the signal * \param context the print context used to set up the pages * \param user_data nothing in here */ void gtk_print_signal_begin_print (GtkPrintOperation *operation, - GtkPrintContext *context, - gpointer user_data) + GtkPrintContext *context, gpointer user_data) { int page_number; double height_on_page, height_to_print; @@ -532,34 +530,33 @@ void gtk_print_signal_begin_print (GtkPrintOperation *operation, height_to_print *= settings->scale; page_number = height_to_print / height_on_page; + if (height_to_print - page_number * height_on_page > 0) page_number += 1; gtk_print_operation_set_n_pages(operation, page_number); } -/** Handle the draw_page signal from the GtkPrintOperation. +/** + * Handle the draw_page signal from the GtkPrintOperation. * This function changes only the cairo context to print on. */ void gtk_print_signal_draw_page(GtkPrintOperation *operation, - GtkPrintContext *context, - gint page_nr, - gpointer user_data) + GtkPrintContext *context, gint page_nr, gpointer user_data) { LOG(("Draw Page")); gtk_print_current_cr = gtk_print_context_get_cairo_context(context); print_draw_next_page(>k_printer, settings); } -/** Handle the end_print signal from the GtkPrintOperation. +/** + * Handle the end_print signal from the GtkPrintOperation. * This functions calls only the print_cleanup function from the print interface */ void gtk_print_signal_end_print(GtkPrintOperation *operation, - GtkPrintContext *context, - gpointer user_data) + GtkPrintContext *context, gpointer user_data) { LOG(("End print")); print_cleanup(content_to_print, >k_printer, user_data); } -#endif /* WITH_PDF_EXPORT */ |