forked from AuroraMiddleware/gtk
themingengine: Split out the border drawing function
This commit is contained in:
Benjamin Otte
parent
e9cd339573
commit
68cfb80631
@ -1586,6 +1586,133 @@ render_frame_stroke (cairo_t *cr,
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}
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}
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static void
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render_border (cairo_t *cr,
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GtkRoundedBox *border_box,
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GtkBorder *border,
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guint hidden_side,
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GdkRGBA colors[4],
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GtkBorderStyle border_style[4])
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{
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guint i, j;
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cairo_save (cr);
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cairo_set_fill_rule (cr, CAIRO_FILL_RULE_EVEN_ODD);
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for (i = 0; i < 4; i++)
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{
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if (hidden_side & (1 << i))
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continue;
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switch (border_style[i])
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{
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case GTK_BORDER_STYLE_NONE:
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case GTK_BORDER_STYLE_HIDDEN:
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case GTK_BORDER_STYLE_SOLID:
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break;
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case GTK_BORDER_STYLE_INSET:
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if (i == 1 || i == 2)
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color_shade (&colors[i], 1.8, &colors[i]);
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break;
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case GTK_BORDER_STYLE_OUTSET:
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if (i == 0 || i == 3)
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color_shade (&colors[i], 1.8, &colors[i]);
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break;
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case GTK_BORDER_STYLE_DOTTED:
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case GTK_BORDER_STYLE_DASHED:
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{
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guint dont_draw = hidden_side;
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for (j = 0; j < 4; j++)
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{
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if (border_style[j] == border_style[i])
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hidden_side |= (1 << j);
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else
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dont_draw |= (1 << j);
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}
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render_frame_stroke (cr, border_box, border, colors, dont_draw, border_style[i]);
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}
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break;
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case GTK_BORDER_STYLE_DOUBLE:
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{
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GtkRoundedBox other_box;
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GtkBorder other_border;
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guint dont_draw = hidden_side;
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for (j = 0; j < 4; j++)
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{
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if (border_style[j] == GTK_BORDER_STYLE_DOUBLE)
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hidden_side |= (1 << j);
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else
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dont_draw |= (1 << j);
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}
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other_border.top = (border->top + 2) / 3;
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other_border.right = (border->right + 2) / 3;
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other_border.bottom = (border->bottom + 2) / 3;
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other_border.left = (border->left + 2) / 3;
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render_frame_fill (cr, border_box, &other_border, colors, dont_draw);
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other_box = *border_box;
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_gtk_rounded_box_shrink (&other_box,
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border->top - other_border.top,
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border->right - other_border.right,
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border->bottom - other_border.bottom,
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border->left - other_border.left);
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render_frame_fill (cr, &other_box, &other_border, colors, dont_draw);
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}
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case GTK_BORDER_STYLE_GROOVE:
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case GTK_BORDER_STYLE_RIDGE:
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{
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GtkRoundedBox other_box;
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GdkRGBA other_colors[4];
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guint dont_draw = hidden_side;
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GtkBorder other_border;
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for (j = 0; j < 4; j++)
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{
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other_colors[j] = colors[j];
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if ((j == 0 || j == 3) ^ (border_style[j] == GTK_BORDER_STYLE_RIDGE))
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color_shade (&other_colors[j], 1.8, &other_colors[j]);
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else
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color_shade (&colors[j], 1.8, &colors[j]);
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if (border_style[j] == GTK_BORDER_STYLE_GROOVE ||
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border_style[j] == GTK_BORDER_STYLE_RIDGE)
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hidden_side |= (1 << j);
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else
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dont_draw |= (1 << j);
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}
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other_border.top = border->top / 2;
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other_border.right = border->right / 2;
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other_border.bottom = border->bottom / 2;
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other_border.left = border->left / 2;
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render_frame_fill (cr, border_box, &other_border, colors, dont_draw);
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other_box = *border_box;
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_gtk_rounded_box_shrink (&other_box,
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other_border.top, other_border.right,
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other_border.bottom, other_border.left);
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other_border.top = border->top - other_border.top;
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other_border.right = border->right - other_border.right;
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other_border.bottom = border->bottom - other_border.bottom;
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other_border.left = border->left - other_border.left;
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render_frame_fill (cr, &other_box, &other_border, other_colors, dont_draw);
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}
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break;
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default:
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g_assert_not_reached ();
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break;
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}
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}
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render_frame_fill (cr, border_box, border, colors, hidden_side);
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cairo_restore (cr);
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}
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static void
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render_frame_internal (GtkThemingEngine *engine,
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cairo_t *cr,
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@ -1604,7 +1731,7 @@ render_frame_internal (GtkThemingEngine *engine,
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GtkBorder border;
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GdkRGBA *alloc_colors[4];
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GdkRGBA colors[4];
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guint i, j;
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guint i;
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state = gtk_theming_engine_get_state (engine);
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@ -1666,121 +1793,7 @@ render_frame_internal (GtkThemingEngine *engine,
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_gtk_rounded_box_init_rect (&border_box, x, y, width, height);
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_gtk_rounded_box_apply_border_radius (&border_box, engine, state, junction);
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cairo_save (cr);
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cairo_set_fill_rule (cr, CAIRO_FILL_RULE_EVEN_ODD);
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for (i = 0; i < 4; i++)
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{
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if (hidden_side & (1 << i))
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continue;
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switch (border_style[i])
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{
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case GTK_BORDER_STYLE_NONE:
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case GTK_BORDER_STYLE_HIDDEN:
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case GTK_BORDER_STYLE_SOLID:
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break;
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case GTK_BORDER_STYLE_INSET:
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if (i == 1 || i == 2)
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color_shade (&colors[i], 1.8, &colors[i]);
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break;
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case GTK_BORDER_STYLE_OUTSET:
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if (i == 0 || i == 3)
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color_shade (&colors[i], 1.8, &colors[i]);
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break;
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case GTK_BORDER_STYLE_DOTTED:
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case GTK_BORDER_STYLE_DASHED:
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{
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guint dont_draw = hidden_side;
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for (j = 0; j < 4; j++)
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{
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if (border_style[j] == border_style[i])
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hidden_side |= (1 << j);
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else
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dont_draw |= (1 << j);
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}
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render_frame_stroke (cr, &border_box, &border, colors, dont_draw, border_style[i]);
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}
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break;
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case GTK_BORDER_STYLE_DOUBLE:
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{
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GtkRoundedBox other_box;
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GtkBorder other_border;
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guint dont_draw = hidden_side;
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for (j = 0; j < 4; j++)
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{
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if (border_style[j] == GTK_BORDER_STYLE_DOUBLE)
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hidden_side |= (1 << j);
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else
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dont_draw |= (1 << j);
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}
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other_border.top = (border.top + 2) / 3;
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other_border.right = (border.right + 2) / 3;
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other_border.bottom = (border.bottom + 2) / 3;
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other_border.left = (border.left + 2) / 3;
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render_frame_fill (cr, &border_box, &other_border, colors, dont_draw);
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other_box = border_box;
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_gtk_rounded_box_shrink (&other_box,
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border.top - other_border.top,
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border.right - other_border.right,
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border.bottom - other_border.bottom,
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border.left - other_border.left);
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render_frame_fill (cr, &other_box, &other_border, colors, dont_draw);
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}
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case GTK_BORDER_STYLE_GROOVE:
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case GTK_BORDER_STYLE_RIDGE:
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{
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GtkRoundedBox other_box;
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GdkRGBA other_colors[4];
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guint dont_draw = hidden_side;
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GtkBorder other_border;
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for (j = 0; j < 4; j++)
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{
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other_colors[j] = colors[j];
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if ((j == 0 || j == 3) ^ (border_style[j] == GTK_BORDER_STYLE_RIDGE))
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color_shade (&other_colors[j], 1.8, &other_colors[j]);
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else
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color_shade (&colors[j], 1.8, &colors[j]);
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if (border_style[j] == GTK_BORDER_STYLE_GROOVE ||
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border_style[j] == GTK_BORDER_STYLE_RIDGE)
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hidden_side |= (1 << j);
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else
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dont_draw |= (1 << j);
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}
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other_border.top = border.top / 2;
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other_border.right = border.right / 2;
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other_border.bottom = border.bottom / 2;
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other_border.left = border.left / 2;
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render_frame_fill (cr, &border_box, &other_border, colors, dont_draw);
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other_box = border_box;
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_gtk_rounded_box_shrink (&other_box,
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other_border.top, other_border.right,
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other_border.bottom, other_border.left);
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other_border.top = border.top - other_border.top;
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other_border.right = border.right - other_border.right;
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other_border.bottom = border.bottom - other_border.bottom;
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other_border.left = border.left - other_border.left;
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render_frame_fill (cr, &other_box, &other_border, other_colors, dont_draw);
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}
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break;
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default:
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g_assert_not_reached ();
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break;
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}
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}
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render_frame_fill (cr, &border_box, &border, colors, hidden_side);
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cairo_restore (cr);
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render_border (cr, &border_box, &border, hidden_side, colors, border_style);
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}
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static void
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