diff options
Diffstat (limited to 'sway/old/border.c')
-rw-r--r-- | sway/old/border.c | 510 |
1 files changed, 0 insertions, 510 deletions
diff --git a/sway/old/border.c b/sway/old/border.c deleted file mode 100644 index df0022ce..00000000 --- a/sway/old/border.c +++ /dev/null @@ -1,510 +0,0 @@ -#define _XOPEN_SOURCE 700 -#include <wlc/wlc-render.h> -#include <cairo/cairo.h> -#include <pango/pangocairo.h> -#include <stdlib.h> -#include <stdio.h> -#include <string.h> -#include <strings.h> -#include <arpa/inet.h> -#include "sway/border.h" -#include "sway/container.h" -#include "sway/config.h" -#include "client/pango.h" - -void cairo_set_source_u32(cairo_t *cairo, uint32_t color) { - color = htonl(color); - - cairo_set_source_rgba(cairo, - (color >> (2*8) & 0xFF) / 255.0, - (color >> (1*8) & 0xFF) / 255.0, - (color >> (0*8) & 0xFF) / 255.0, - (color >> (3*8) & 0xFF) / 255.0); -} - -void border_clear(struct border *border) { - if (border && border->buffer) { - free(border->buffer); - border->buffer = NULL; - } -} - -static cairo_t *create_border_buffer(swayc_t *view, struct wlc_geometry g, cairo_surface_t **surface) { - if (view->border == NULL) { - view->border = malloc(sizeof(struct border)); - if (!view->border) { - sway_log(L_ERROR, "Unable to allocate window border information"); - return NULL; - } - } - cairo_t *cr; - int stride = cairo_format_stride_for_width(CAIRO_FORMAT_ARGB32, g.size.w); - view->border->buffer = calloc(stride * g.size.h, sizeof(unsigned char)); - view->border->geometry = g; - if (!view->border->buffer) { - sway_log(L_ERROR, "Unable to allocate window border buffer"); - return NULL; - } - *surface = cairo_image_surface_create_for_data(view->border->buffer, - CAIRO_FORMAT_ARGB32, g.size.w, g.size.h, stride); - if (cairo_surface_status(*surface) != CAIRO_STATUS_SUCCESS) { - border_clear(view->border); - sway_log(L_ERROR, "Unable to allocate window border surface"); - return NULL; - } - cr = cairo_create(*surface); - cairo_set_operator(cr, CAIRO_OPERATOR_SOURCE); - if (cairo_status(cr) != CAIRO_STATUS_SUCCESS) { - cairo_surface_destroy(*surface); - border_clear(view->border); - sway_log(L_ERROR, "Unable to create cairo context"); - return NULL; - } - return cr; -} - -// TODO: move to client/cairo.h when local set_source_u32 is fixed. -/** - * Renders a sharp line of any width and height. - * - * The line is drawn from (x,y) to (x+width,y+height) where width/height is 0 - * if the line has a width/height of one pixel, respectively. - */ -static void render_sharp_line(cairo_t *cairo, uint32_t color, double x, double y, double width, double height) { - cairo_set_source_u32(cairo, color); - - if (width > 1 && height > 1) { - cairo_rectangle(cairo, x, y, width, height); - cairo_fill(cairo); - } else { - if (width == 1) { - x += 0.5; - height += y; - width = x; - } - - if (height == 1) { - y += 0.5; - width += x; - height = y; - } - - cairo_move_to(cairo, x, y); - cairo_set_line_width(cairo, 1.0); - cairo_line_to(cairo, width, height); - cairo_stroke(cairo); - } -} - -int get_font_text_height(const char *font) { - cairo_surface_t *surface = cairo_image_surface_create(CAIRO_FORMAT_ARGB32, 200, 200); - cairo_t *cr = cairo_create(surface); - int width, height; - get_text_size(cr, font, &width, &height, 1, false, "Gg"); - cairo_surface_destroy(surface); - cairo_destroy(cr); - return height; -} - -static void render_borders(swayc_t *view, cairo_t *cr, struct border_colors *colors, bool top) { - struct wlc_geometry *g = &view->border->geometry; - struct wlc_geometry *b = &view->border_geometry; - struct wlc_geometry *v = &view->actual_geometry; - enum swayc_layouts layout = view->parent->layout; - uint32_t color; - - int x = b->origin.x - g->origin.x; - int y = b->origin.y - g->origin.y; - - // draw vertical/horizontal indicator if container is the only child of its parent container - bool is_only_child = view->parent && view->parent->children && view->parent->children->length == 1; - - // left border - int left_border = v->origin.x - b->origin.x; - if (left_border > 0) { - render_sharp_line(cr, - colors->child_border, - x, y, - left_border, - b->size.h); - } - - // right border - int right_border = b->size.w - v->size.w - left_border; - if (right_border > 0) { - if (is_only_child && layout == L_HORIZ && !view->is_floating) { - color = colors->indicator; - } else { - color = colors->child_border; - } - render_sharp_line(cr, - color, - x + b->size.w - right_border, - y, - right_border, - b->size.h); - } - - // top border - int top_border = v->origin.y - b->origin.y; - if (top && top_border > 0) { - render_sharp_line(cr, - colors->child_border, - x, y, - b->size.w, - top_border); - } - - // bottom border - int bottom_border = b->size.h - (top_border + v->size.h); - if (bottom_border > 0) { - if (is_only_child && layout == L_VERT && !view->is_floating) { - color = colors->indicator; - } else { - color = colors->child_border; - } - render_sharp_line(cr, - color, - x, - y + b->size.h - bottom_border, - b->size.w, - bottom_border); - } -} - -static void render_title_bar(swayc_t *view, cairo_t *cr, struct wlc_geometry *b, struct border_colors *colors) { - struct wlc_geometry *tb = &view->title_bar_geometry; - int x = MIN(tb->origin.x, tb->origin.x - b->origin.x); - int y = MIN(tb->origin.y, tb->origin.y - b->origin.y); - - // title bar background - cairo_set_source_u32(cr, colors->background); - cairo_rectangle(cr, x, y, tb->size.w, tb->size.h); - cairo_fill(cr); - - // header top line - render_sharp_line(cr, colors->border, x, y, tb->size.w, 1); - - // text - if (view->name) { - int width, height; - get_text_size(cr, config->font, &width, &height, 1, false, "%s", view->name); - cairo_move_to(cr, x + 2, y + 2); - cairo_set_source_u32(cr, colors->text); - pango_printf(cr, config->font, 1, false, "%s", view->name); - } - // Marks - if (config->show_marks && view->marks) { - int total_len = 0; - - for(int i = view->marks->length - 1; i >= 0; --i) { - char *mark = (char *)view->marks->items[i]; - if (*mark != '_') { - int width, height; - get_text_size(cr, config->font, &width, &height, 1, false, "[%s]", mark); - total_len += width; - if ((int)tb->size.w + x - (total_len + 2) < x + 2) { - break; - } else { - cairo_move_to(cr, (int)tb->size.w + x - (total_len + 2), y + 2); - cairo_set_source_u32(cr, colors->text); - pango_printf(cr, config->font, 1, false, "[%s]", mark); - } - } - } - } - - // titlebars has a border all around for tabbed layouts - if (view->parent->layout == L_TABBED) { - // header bottom line - render_sharp_line(cr, colors->border, x, y + tb->size.h - 1, - tb->size.w, 1); - - // left border - render_sharp_line(cr, colors->border, x, y, 1, tb->size.h); - - // right border - render_sharp_line(cr, colors->border, x + tb->size.w - 1, y, - 1, tb->size.h); - - return; - } - - if ((uint32_t)(view->actual_geometry.origin.y - tb->origin.y) == tb->size.h) { - // header bottom line - render_sharp_line(cr, colors->border, - x + view->actual_geometry.origin.x - tb->origin.x, - y + tb->size.h - 1, - view->actual_geometry.size.w, 1); - } else { - // header bottom line - render_sharp_line(cr, colors->border, x, - y + tb->size.h - 1, - tb->size.w, 1); - } -} - -/** - * Generate nested container title for tabbed/stacked layouts - */ -static char *generate_container_title(swayc_t *container) { - char layout = 'H'; - char *name, *prev_name = NULL; - switch (container->layout) { - case L_TABBED: - layout = 'T'; - break; - case L_STACKED: - layout = 'S'; - break; - case L_VERT: - layout = 'V'; - break; - default: - layout = 'H'; - } - int len = 9; - name = malloc(len * sizeof(char)); - if (!name) { - sway_log(L_ERROR, "Unable to allocate container title"); - return NULL; - } - snprintf(name, len, "sway: %c[", layout); - - int i; - for (i = 0; i < container->children->length; ++i) { - prev_name = name; - swayc_t* child = container->children->items[i]; - const char *title = NULL; - if (child->type == C_VIEW) { - title = child->app_id ? child->app_id : - (child->instance ? child->instance : - (child->class ? child->class :"(null)")); - } else { //child->type == C_CONTAINER - title = generate_container_title(child); - } - - len = strlen(name) + strlen(title) + 1; - if (i < container->children->length-1) { - len++; - } - - name = malloc(len * sizeof(char)); - if (!name) { - free(prev_name); - sway_log(L_ERROR, "Unable to allocate container title"); - return NULL; - } - if (i < container->children->length-1) { - snprintf(name, len, "%s%s ", prev_name, title); - } else { - snprintf(name, len, "%s%s", prev_name, title); - } - free(prev_name); - } - - prev_name = name; - len = strlen(name) + 2; - name = malloc(len * sizeof(char)); - if (!name) { - free(prev_name); - sway_log(L_ERROR, "Unable to allocate container title"); - return NULL; - } - snprintf(name, len, "%s]", prev_name); - free(prev_name); - free(container->name); - container->name = name; - return container->name + 6; // don't include "sway: " -} - -void update_tabbed_stacked_titlebars(swayc_t *c, cairo_t *cr, struct wlc_geometry *g, swayc_t *focused, swayc_t *focused_inactive) { - if (c->type == C_CONTAINER) { - if (c->parent->focused == c) { - render_title_bar(c, cr, g, &config->border_colors.focused_inactive); - } else { - render_title_bar(c, cr, g, &config->border_colors.unfocused); - } - - if (!c->visible) { - return; - } - - int i; - for (i = 0; i < c->children->length; ++i) { - swayc_t *child = c->children->items[i]; - update_tabbed_stacked_titlebars(child, cr, g, focused, focused_inactive); - } - } else { - bool is_child_of_focused = swayc_is_child_of(c, get_focused_container(&root_container)); - - if (focused == c || is_child_of_focused) { - render_title_bar(c, cr, g, &config->border_colors.focused); - } else if (focused_inactive == c) { - render_title_bar(c, cr, g, &config->border_colors.focused_inactive); - } else { - render_title_bar(c, cr, g, &config->border_colors.unfocused); - } - } -} - -static void update_view_border(swayc_t *view) { - if (!view->visible) { - return; - } - - cairo_t *cr = NULL; - cairo_surface_t *surface = NULL; - - // clear previous border buffer. - border_clear(view->border); - - // get focused and focused_inactive views - swayc_t *focused = get_focused_view(&root_container); - swayc_t *container = swayc_parent_by_type(view, C_CONTAINER); - swayc_t *focused_inactive = NULL; - - bool is_child_of_focused = swayc_is_parent_of(get_focused_container(&root_container), view); - - if (container) { - focused_inactive = swayc_focus_by_type(container, C_VIEW); - } else { - container = swayc_parent_by_type(view, C_WORKSPACE); - if (container) { - focused_inactive = swayc_focus_by_type(container, C_VIEW); - } - } - - // for tabbed/stacked layouts the focused view has to draw all the - // titlebars of the hidden views. - swayc_t *p = NULL; - if (view->parent->focused == view && (p = swayc_tabbed_stacked_ancestor(view))) { - struct wlc_geometry g = { - .origin = { - .x = p->x, - .y = p->y - }, - .size = { - .w = p->width, - .h = p->height - } - }; - cr = create_border_buffer(view, g, &surface); - if (!cr) { - goto cleanup; - } - - bool render_top = !should_hide_top_border(view, view->y); - if (view == focused || is_child_of_focused) { - render_borders(view, cr, &config->border_colors.focused, render_top); - } else { - render_borders(view, cr, &config->border_colors.focused_inactive, render_top); - } - - // generate container titles - int i; - for (i = 0; i < p->children->length; ++i) { - swayc_t *child = p->children->items[i]; - if (child->type == C_CONTAINER) { - generate_container_title(child); - } - } - - update_tabbed_stacked_titlebars(p, cr, &g, focused, focused_inactive); - } else { - switch (view->border_type) { - case B_NONE: - break; - case B_PIXEL: - cr = create_border_buffer(view, view->border_geometry, &surface); - if (!cr) { - break; - } - - if (focused == view || is_child_of_focused) { - render_borders(view, cr, &config->border_colors.focused, true); - } else if (focused_inactive == view) { - render_borders(view, cr, &config->border_colors.focused_inactive, true); - } else { - render_borders(view, cr, &config->border_colors.unfocused, true); - } - - break; - case B_NORMAL: - cr = create_border_buffer(view, view->border_geometry, &surface); - if (!cr) { - break; - } - - if (focused == view || is_child_of_focused) { - render_borders(view, cr, &config->border_colors.focused, false); - render_title_bar(view, cr, &view->border_geometry, - &config->border_colors.focused); - } else if (focused_inactive == view) { - render_borders(view, cr, &config->border_colors.focused_inactive, false); - render_title_bar(view, cr, &view->border_geometry, - &config->border_colors.focused_inactive); - } else { - render_borders(view, cr, &config->border_colors.unfocused, false); - render_title_bar(view, cr, &view->border_geometry, - &config->border_colors.unfocused); - } - - break; - } - } - -cleanup: - - if (surface) { - cairo_surface_flush(surface); - cairo_surface_destroy(surface); - } - - if (cr) { - cairo_destroy(cr); - } -} - -void update_container_border(swayc_t *container) { - if (container->type == C_VIEW) { - update_view_border(container); - return; - } else { - for (int i = 0; i < container->children->length; ++i) { - update_container_border(container->children->items[i]); - } - } -} - -void render_view_borders(wlc_handle view) { - swayc_t *c = swayc_by_handle(view); - - - // emulate i3 behavior for drawing borders for tabbed and stacked layouts: - // if we are not the only child in the container, always draw borders, - // regardless of the border setting on the individual view - if (!c || (c->border_type == B_NONE - && !((c->parent->layout == L_TABBED || c->parent->layout == L_STACKED) - && c->parent->children->length > 1))) { - return; - } - - if (c->border && c->border->buffer) { - wlc_pixels_write(WLC_RGBA8888, &c->border->geometry, c->border->buffer); - } -} - -bool should_hide_top_border(swayc_t *con, double y) { - // returns true if container is child of tabbed/stacked layout and is - // sharing top border with tabbed titlebar - swayc_t *par = con->parent; - while (par->type != C_WORKSPACE) { - if (par->layout == L_TABBED || par->layout == L_STACKED) { - return con->y == y; - } - con = par; - par = par->parent; - } - return false; -} |