forked from AuroraMiddleware/gtk
scale: implement rendering for marks gadgets
This completes the conversion of scale marks to gadgets.
This commit is contained in:
parent
1a8eb9fefa
commit
cdd7a7bdcd
@ -1324,32 +1324,18 @@ find_next_pos (GtkWidget *widget,
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}
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}
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static gboolean
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static gboolean
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gtk_scale_draw (GtkWidget *widget,
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gtk_scale_render_marks (GtkCssGadget *gadget,
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cairo_t *cr)
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cairo_t *cr,
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int x,
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int y,
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int width,
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int height,
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gpointer user_data)
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{
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{
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GtkWidget *widget = gtk_css_gadget_get_owner (gadget);
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GtkScale *scale = GTK_SCALE (widget);
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GtkScale *scale = GTK_SCALE (widget);
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GtkScalePrivate *priv = scale->priv;
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GtkScalePrivate *priv = scale->priv;
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GtkRange *range = GTK_RANGE (scale);
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GtkStyleContext *context;
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gint *marks;
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gint value_spacing;
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gint min_sep = 4;
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GtkCssGadget *slider_gadget;
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GtkAllocation slider_alloc;
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context = gtk_widget_get_style_context (widget);
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slider_gadget = gtk_range_get_slider_gadget (range);
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gtk_css_gadget_get_content_allocation (slider_gadget,
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&slider_alloc, NULL);
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gtk_widget_style_get (widget,
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"value-spacing", &value_spacing,
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NULL);
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if (priv->marks)
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{
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GtkOrientation orientation;
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GtkOrientation orientation;
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GdkRectangle range_rect, marks_alloc;
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gint i;
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gint i;
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gint x1, x2, x3, y1, y2, y3;
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gint x1, x2, x3, y1, y2, y3;
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PangoLayout *layout;
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PangoLayout *layout;
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@ -1357,12 +1343,27 @@ gtk_scale_draw (GtkWidget *widget,
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GSList *m;
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GSList *m;
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gint min_pos_before, min_pos_after;
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gint min_pos_before, min_pos_after;
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gint min_pos, max_pos;
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gint min_pos, max_pos;
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GtkCssGadget *slider_gadget;
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GtkAllocation slider_alloc;
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gint value_spacing;
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gint min_sep = 4;
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gint *marks;
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GtkStyleContext *context;
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GtkRange *range = GTK_RANGE (scale);
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context = gtk_widget_get_style_context (widget);
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gtk_widget_style_get (widget,
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"value-spacing", &value_spacing,
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NULL);
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slider_gadget = gtk_range_get_slider_gadget (range);
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gtk_css_gadget_get_content_allocation (slider_gadget,
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&slider_alloc, NULL);
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orientation = gtk_orientable_get_orientation (GTK_ORIENTABLE (range));
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orientation = gtk_orientable_get_orientation (GTK_ORIENTABLE (range));
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_gtk_range_get_stop_positions (range, &marks);
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_gtk_range_get_stop_positions (range, &marks);
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layout = gtk_widget_create_pango_layout (widget, NULL);
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layout = gtk_widget_create_pango_layout (widget, NULL);
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gtk_range_get_range_rect (range, &range_rect);
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min_pos_before = min_pos_after = 0;
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min_pos_before = min_pos_after = 0;
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@ -1370,6 +1371,10 @@ gtk_scale_draw (GtkWidget *widget,
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{
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{
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GtkScaleMark *mark = m->data;
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GtkScaleMark *mark = m->data;
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if ((mark->position == GTK_POS_TOP && gadget == priv->bottom_marks_gadget) ||
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(mark->position == GTK_POS_BOTTOM && gadget == priv->top_marks_gadget))
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continue;
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gtk_style_context_save_to_node (context, mark->node);
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gtk_style_context_save_to_node (context, mark->node);
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if (orientation == GTK_ORIENTATION_HORIZONTAL)
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if (orientation == GTK_ORIENTATION_HORIZONTAL)
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@ -1377,17 +1382,15 @@ gtk_scale_draw (GtkWidget *widget,
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x1 = marks[i];
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x1 = marks[i];
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if (mark->position == GTK_POS_TOP)
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if (mark->position == GTK_POS_TOP)
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{
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{
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gtk_css_gadget_get_content_box (priv->top_marks_gadget, &marks_alloc);
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y1 = y + height;
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y1 = marks_alloc.y + marks_alloc.height;
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y2 = y + height - slider_alloc.height / 4;
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y2 = marks_alloc.y + marks_alloc.height - slider_alloc.height / 4;
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min_pos = min_pos_before;
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min_pos = min_pos_before;
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max_pos = find_next_pos (widget, m, marks + i, GTK_POS_TOP) - min_sep;
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max_pos = find_next_pos (widget, m, marks + i, GTK_POS_TOP) - min_sep;
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}
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}
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else
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else
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{
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{
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gtk_css_gadget_get_content_box (priv->bottom_marks_gadget, &marks_alloc);
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y1 = y;
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y1 = marks_alloc.y;
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y2 = y + slider_alloc.height / 4;
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y2 = marks_alloc.y + slider_alloc.height / 4;
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min_pos = min_pos_after;
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min_pos = min_pos_after;
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max_pos = find_next_pos (widget, m, marks + i, GTK_POS_BOTTOM) - min_sep;
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max_pos = find_next_pos (widget, m, marks + i, GTK_POS_BOTTOM) - min_sep;
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}
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}
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@ -1424,17 +1427,15 @@ gtk_scale_draw (GtkWidget *widget,
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{
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{
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if (mark->position == GTK_POS_TOP)
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if (mark->position == GTK_POS_TOP)
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{
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{
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gtk_css_gadget_get_content_box (priv->top_marks_gadget, &marks_alloc);
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x1 = x + width;
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x1 = marks_alloc.x + slider_alloc.width / 4;
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x2 = x + width - slider_alloc.width / 4;
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x2 = marks_alloc.x;
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min_pos = min_pos_before;
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min_pos = min_pos_before;
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max_pos = find_next_pos (widget, m, marks + i, GTK_POS_TOP) - min_sep;
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max_pos = find_next_pos (widget, m, marks + i, GTK_POS_TOP) - min_sep;
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}
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}
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else
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else
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{
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{
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gtk_css_gadget_get_content_box (priv->bottom_marks_gadget, &marks_alloc);
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x1 = x;
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x1 = marks_alloc.x;
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x2 = x + slider_alloc.width / 4;
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x2 = marks_alloc.x + slider_alloc.width / 4;
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min_pos = min_pos_after;
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min_pos = min_pos_after;
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max_pos = find_next_pos (widget, m, marks + i, GTK_POS_BOTTOM) - min_sep;
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max_pos = find_next_pos (widget, m, marks + i, GTK_POS_BOTTOM) - min_sep;
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}
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}
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@ -1474,17 +1475,32 @@ gtk_scale_draw (GtkWidget *widget,
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g_object_unref (layout);
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g_object_unref (layout);
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g_free (marks);
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g_free (marks);
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}
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return FALSE;
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}
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static gboolean
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gtk_scale_draw (GtkWidget *widget,
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cairo_t *cr)
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{
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GtkScale *scale = GTK_SCALE (widget);
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GtkScalePrivate *priv = scale->priv;
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if (priv->top_marks_gadget)
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gtk_css_gadget_draw (priv->top_marks_gadget, cr);
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if (priv->bottom_marks_gadget)
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gtk_css_gadget_draw (priv->bottom_marks_gadget, cr);
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GTK_WIDGET_CLASS (gtk_scale_parent_class)->draw (widget, cr);
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GTK_WIDGET_CLASS (gtk_scale_parent_class)->draw (widget, cr);
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if (priv->draw_value)
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if (priv->draw_value)
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{
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{
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GtkAllocation allocation;
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GtkAllocation allocation;
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GtkStyleContext *context;
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PangoLayout *layout;
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PangoLayout *layout;
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gint x, y;
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gint x, y;
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context = gtk_widget_get_style_context (widget);
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layout = gtk_scale_get_layout (scale);
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layout = gtk_scale_get_layout (scale);
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gtk_scale_get_layout_offsets (scale, &x, &y);
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gtk_scale_get_layout_offsets (scale, &x, &y);
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gtk_widget_get_allocation (widget, &allocation);
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gtk_widget_get_allocation (widget, &allocation);
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@ -1812,7 +1828,7 @@ gtk_scale_add_mark (GtkScale *scale,
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GTK_WIDGET (scale), NULL, NULL,
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GTK_WIDGET (scale), NULL, NULL,
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gtk_scale_measure_marks,
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gtk_scale_measure_marks,
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NULL,
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NULL,
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NULL,
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gtk_scale_render_marks,
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NULL, NULL);
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NULL, NULL);
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gtk_css_node_insert_after (widget_node, gtk_css_gadget_get_node (priv->top_marks_gadget), NULL);
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gtk_css_node_insert_after (widget_node, gtk_css_gadget_get_node (priv->top_marks_gadget), NULL);
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gtk_css_gadget_add_class (priv->top_marks_gadget, GTK_STYLE_CLASS_TOP);
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gtk_css_gadget_add_class (priv->top_marks_gadget, GTK_STYLE_CLASS_TOP);
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@ -1829,7 +1845,7 @@ gtk_scale_add_mark (GtkScale *scale,
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GTK_WIDGET (scale), NULL, NULL,
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GTK_WIDGET (scale), NULL, NULL,
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gtk_scale_measure_marks,
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gtk_scale_measure_marks,
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NULL,
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NULL,
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NULL,
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gtk_scale_render_marks,
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NULL, NULL);
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NULL, NULL);
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gtk_css_node_insert_before (widget_node, gtk_css_gadget_get_node (priv->bottom_marks_gadget), NULL);
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gtk_css_node_insert_before (widget_node, gtk_css_gadget_get_node (priv->bottom_marks_gadget), NULL);
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gtk_css_gadget_add_class (priv->bottom_marks_gadget, GTK_STYLE_CLASS_BOTTOM);
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gtk_css_gadget_add_class (priv->bottom_marks_gadget, GTK_STYLE_CLASS_BOTTOM);
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