From 333dbcbe72b6af95573e374b66ad6ab63f274299 Mon Sep 17 00:00:00 2001 From: Drew DeVault Date: Sat, 31 Mar 2018 14:39:18 -0400 Subject: Render i3bar blocks --- swaybar/render.c | 209 +++++++++++++++++++++++++++++++++++++++++++++++++++---- 1 file changed, 194 insertions(+), 15 deletions(-) (limited to 'swaybar/render.c') diff --git a/swaybar/render.c b/swaybar/render.c index c2358724..3ad6d5d7 100644 --- a/swaybar/render.c +++ b/swaybar/render.c @@ -18,10 +18,33 @@ static const int ws_horizontal_padding = 5; static const double ws_vertical_padding = 1.5; static const double border_width = 1; +static uint32_t render_status_line_error(cairo_t *cairo, + struct swaybar_config *config, const char *error, + double *x, uint32_t width, uint32_t height) { + if (!error) { + return 0; + } + cairo_set_source_u32(cairo, 0xFF0000FF); + static const int margin = 3; + int text_width, text_height; + get_text_size(cairo, config->font, + &text_width, &text_height, 1, false, "%s", error); + uint32_t ideal_height = text_height + ws_vertical_padding * 2; + if (height < ideal_height) { + return ideal_height; + } + *x -= text_width + margin; + double text_y = height / 2.0 - text_height / 2.0; + cairo_move_to(cairo, *x, (int)floor(text_y)); + pango_printf(cairo, config->font, 1, false, "%s", error); + *x -= margin; + return ideal_height; +} + static uint32_t render_status_line_text(cairo_t *cairo, - struct swaybar_config *config, struct status_line *status, - bool focused, uint32_t width, uint32_t height) { - if (!status->text) { + struct swaybar_config *config, const char *text, + bool focused, double *x, uint32_t width, uint32_t height) { + if (!text) { return 0; } cairo_set_source_u32(cairo, focused ? @@ -29,38 +52,193 @@ static uint32_t render_status_line_text(cairo_t *cairo, static const int margin = 3; int text_width, text_height; get_text_size(cairo, config->font, &text_width, &text_height, - 1, config->pango_markup, "%s", status->text); + 1, config->pango_markup, "%s", text); uint32_t ideal_height = text_height + ws_vertical_padding * 2; if (height < ideal_height) { return ideal_height; } + *x -= text_width + margin; double text_y = height / 2.0 - text_height / 2.0; - cairo_move_to(cairo, width - text_width - margin, (int)floor(text_y)); - pango_printf(cairo, config->font, 1, config->pango_markup, - "%s", status->text); + cairo_move_to(cairo, *x, (int)floor(text_y)); + pango_printf(cairo, config->font, 1, config->pango_markup, "%s", text); + *x -= margin; + return ideal_height; +} + +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); + } +} + +static uint32_t render_status_block(cairo_t *cairo, + struct swaybar_config *config, struct i3bar_block *block, + double *x, uint32_t height, bool focused, bool edge) { + static const int margin = 3; + if (!block->full_text || !*block->full_text) { + return 0; + } + + int text_width, text_height; + get_text_size(cairo, config->font, &text_width, &text_height, + 1, block->markup, "%s", block->full_text); + int width = text_width; + if (width < block->min_width) { + width = block->min_width; + } + double block_width = width; + uint32_t ideal_height = text_height + ws_vertical_padding * 2; + if (height < ideal_height) { + return ideal_height; + } + + *x -= width; + if (block->border && block->border_left > 0) { + *x -= (block->border_left + margin); + block_width += block->border_left + margin; + } + if (block->border && block->border_right > 0) { + *x -= (block->border_right + margin); + block_width += block->border_right + margin; + } + + int sep_width; + if (!edge) { + if (config->sep_symbol) { + int _height; + get_text_size(cairo, config->font, &sep_width, &_height, + 1, false, "%s", config->sep_symbol); + uint32_t _ideal_height = _height + ws_vertical_padding * 2; + if (height < _ideal_height) { + return _height; + } + if (sep_width > block->separator_block_width) { + block->separator_block_width = sep_width + margin * 2; + } + } + *x -= block->separator_block_width; + } else { + *x -= margin; + } + + // TODO: Create hotspot here + + double pos = *x; + if (block->background) { + cairo_set_source_u32(cairo, block->background); + cairo_rectangle(cairo, pos - 0.5, 1, block_width, height); + cairo_fill(cairo); + } + + if (block->border && block->border_top > 0) { + render_sharp_line(cairo, block->border, + pos - 0.5, 1, block_width, block->border_top); + } + if (block->border && block->border_bottom > 0) { + render_sharp_line(cairo, block->border, + pos - 0.5, height - 1 - block->border_bottom, + block_width, block->border_bottom); + } + if (block->border != 0 && block->border_left > 0) { + render_sharp_line(cairo, block->border, + pos - 0.5, 1, block->border_left, height); + pos += block->border_left + margin; + } + + double offset = 0; + if (strncmp(block->align, "left", 5) == 0) { + offset = pos; + } else if (strncmp(block->align, "right", 5) == 0) { + offset = pos + width - text_width; + } else if (strncmp(block->align, "center", 6) == 0) { + offset = pos + (width - text_width) / 2; + } + cairo_move_to(cairo, offset, height / 2.0 - text_height / 2.0); + uint32_t color = block->color ? *block->color : config->colors.statusline; + cairo_set_source_u32(cairo, color); + pango_printf(cairo, config->font, 1, block->markup, "%s", block->full_text); + pos += width; + + if (block->border && block->border_right > 0) { + pos += margin; + render_sharp_line(cairo, block->border, + pos - 0.5, 1, block->border_right, height); + pos += block->border_right; + } + + if (!edge && block->separator) { + if (focused) { + cairo_set_source_u32(cairo, config->colors.focused_separator); + } else { + cairo_set_source_u32(cairo, config->colors.separator); + } + if (config->sep_symbol) { + offset = pos + (block->separator_block_width - sep_width) / 2; + cairo_move_to(cairo, offset, margin); + pango_printf(cairo, config->font, 1, false, + "%s", config->sep_symbol); + } else { + cairo_set_line_width(cairo, 1); + cairo_move_to(cairo, + pos + block->separator_block_width / 2, margin); + cairo_line_to(cairo, + pos + block->separator_block_width / 2, height - margin); + cairo_stroke(cairo); + } + } return ideal_height; } static uint32_t render_status_line_i3bar(cairo_t *cairo, struct swaybar_config *config, struct status_line *status, - bool focused, uint32_t width, uint32_t height) { - // TODO - return 0; + bool focused, double *x, uint32_t width, uint32_t height) { + struct i3bar_block *block; + uint32_t max_height = 0; + bool edge = true; + wl_list_for_each_reverse(block, &status->blocks, link) { + uint32_t h = render_status_block(cairo, config, + block, x, height, focused, edge); + max_height = h > max_height ? h : max_height; + edge = false; + } + return max_height; } static uint32_t render_status_line(cairo_t *cairo, struct swaybar_config *config, struct status_line *status, - bool focused, uint32_t width, uint32_t height) { + bool focused, double *x, uint32_t width, uint32_t height) { switch (status->protocol) { + case PROTOCOL_ERROR: + return render_status_line_error(cairo, + config, status->text, x, width, height); case PROTOCOL_TEXT: return render_status_line_text(cairo, - config, status, focused, width, height); + config, status->text, focused, x, width, height); case PROTOCOL_I3BAR: return render_status_line_i3bar(cairo, - config, status, focused, width, height); - default: + config, status, focused, x, width, height); + case PROTOCOL_UNDEF: return 0; } + return 0; } static uint32_t render_binding_mode_indicator(cairo_t *cairo, @@ -211,9 +389,10 @@ static uint32_t render_to_cairo(cairo_t *cairo, cairo, config, config->mode, x, output->height); max_height = h > max_height ? h : max_height; } + x = output->width; if (bar->status) { uint32_t h = render_status_line(cairo, config, bar->status, - output->focused, output->width, output->height); + output->focused, &x, output->width, output->height); max_height = h > max_height ? h : max_height; } -- cgit v1.2.3-54-g00ecf