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hyprexpo: optionally render workspace numbers

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This commit is contained in:
Ivan Malison 2026-02-04 00:54:52 -08:00
parent 06c0749a0d
commit 667aec2720
4 changed files with 117 additions and 1 deletions
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3
hyprexpo/README.md
View file

@ -28,6 +28,8 @@ gap_size | number | gap between desktops | `5`
bg_col | color | color in gaps (between desktops) | `rgb(000000)`
workspace_method | [center/first] [workspace] | position of the desktops | `center current`
skip_empty | boolean | whether the grid displays workspaces sequentially by id using selector "r" (`false`) or skips empty workspaces using selector "m" (`true`) | `false`
show_workspace_numbers | boolean | show numeric labels for workspaces | `false`
workspace_number_color | color | color of workspace number labels | `rgb(ffffff)`
gesture_distance | number | how far is the max for the gesture | `300`
### Keywords
@ -57,4 +59,3 @@ off | hides the overview
disable | same as `off`
on | displays the overview
enable | same as `on`

2
hyprexpo/main.cpp
View file

@ -249,6 +249,8 @@ APICALL EXPORT PLUGIN_DESCRIPTION_INFO PLUGIN_INIT(HANDLE handle) {
HyprlandAPI::addConfigValue(PHANDLE, "plugin:hyprexpo:bg_col", Hyprlang::INT{0xFF111111});
HyprlandAPI::addConfigValue(PHANDLE, "plugin:hyprexpo:workspace_method", Hyprlang::STRING{"center current"});
HyprlandAPI::addConfigValue(PHANDLE, "plugin:hyprexpo:skip_empty", Hyprlang::INT{0});
HyprlandAPI::addConfigValue(PHANDLE, "plugin:hyprexpo:show_workspace_numbers", Hyprlang::INT{0});
HyprlandAPI::addConfigValue(PHANDLE, "plugin:hyprexpo:workspace_number_color", Hyprlang::INT{0xFFFFFFFF});
HyprlandAPI::addConfigValue(PHANDLE, "plugin:hyprexpo:gesture_distance", Hyprlang::INT{200});

109
hyprexpo/overview.cpp
View file

@ -1,5 +1,8 @@
#include "overview.hpp"
#include <any>
#include <algorithm>
#include <cmath>
#include <pango/pangocairo.h>
#define private public
#include <hyprland/src/render/Renderer.hpp>
#include <hyprland/src/Compositor.hpp>
@ -15,6 +18,86 @@
#undef private
#include "OverviewPassElement.hpp"
static Vector2D renderLabelTexture(SP<CTexture> out, const std::string& text, const CHyprColor& color, int fontSizePx) {
if (!out || text.empty() || fontSizePx <= 0)
return {};
auto measureSurface = cairo_image_surface_create(CAIRO_FORMAT_ARGB32, 1, 1);
auto measureCairo = cairo_create(measureSurface);
PangoLayout* measureLayout = pango_cairo_create_layout(measureCairo);
pango_layout_set_text(measureLayout, text.c_str(), -1);
auto* fontDesc = pango_font_description_from_string("Sans Bold");
pango_font_description_set_size(fontDesc, fontSizePx * PANGO_SCALE);
pango_layout_set_font_description(measureLayout, fontDesc);
pango_font_description_free(fontDesc);
PangoRectangle inkRect, logicalRect;
pango_layout_get_extents(measureLayout, &inkRect, &logicalRect);
const int textW = std::max(1, (int)std::ceil(logicalRect.width / (double)PANGO_SCALE));
const int textH = std::max(1, (int)std::ceil(logicalRect.height / (double)PANGO_SCALE));
g_object_unref(measureLayout);
cairo_destroy(measureCairo);
cairo_surface_destroy(measureSurface);
const int pad = std::max(4, (int)std::round(fontSizePx * 0.35));
const int width = textW + pad * 2;
const int height = textH + pad * 2;
auto surface = cairo_image_surface_create(CAIRO_FORMAT_ARGB32, width, height);
auto cairo = cairo_create(surface);
// Clear the pixmap
cairo_save(cairo);
cairo_set_operator(cairo, CAIRO_OPERATOR_CLEAR);
cairo_paint(cairo);
cairo_restore(cairo);
// Background for legibility
cairo_set_source_rgba(cairo, 0.0, 0.0, 0.0, 0.55);
cairo_rectangle(cairo, 0, 0, width, height);
cairo_fill(cairo);
PangoLayout* layout = pango_cairo_create_layout(cairo);
pango_layout_set_text(layout, text.c_str(), -1);
fontDesc = pango_font_description_from_string("Sans Bold");
pango_font_description_set_size(fontDesc, fontSizePx * PANGO_SCALE);
pango_layout_set_font_description(layout, fontDesc);
pango_font_description_free(fontDesc);
pango_layout_get_extents(layout, &inkRect, &logicalRect);
const double xOffset = (width - logicalRect.width / (double)PANGO_SCALE) / 2.0;
const double yOffset = (height - logicalRect.height / (double)PANGO_SCALE) / 2.0;
cairo_set_source_rgba(cairo, color.r, color.g, color.b, color.a);
cairo_move_to(cairo, xOffset, yOffset);
pango_cairo_show_layout(cairo, layout);
g_object_unref(layout);
cairo_surface_flush(surface);
const auto DATA = cairo_image_surface_get_data(surface);
out->allocate();
glBindTexture(GL_TEXTURE_2D, out->m_texID);
glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MAG_FILTER, GL_NEAREST);
glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MIN_FILTER, GL_NEAREST);
#ifndef GLES2
glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_SWIZZLE_R, GL_BLUE);
glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_SWIZZLE_B, GL_RED);
#endif
glTexImage2D(GL_TEXTURE_2D, 0, GL_RGBA, width, height, 0, GL_RGBA, GL_UNSIGNED_BYTE, DATA);
cairo_destroy(cairo);
cairo_surface_destroy(surface);
return {width, height};
}
static void damageMonitor(WP<Hyprutils::Animation::CBaseAnimatedVariable> thisptr) {
g_pOverview->damage();
}
@ -34,11 +117,14 @@ COverview::COverview(PHLWORKSPACE startedOn_, bool swipe_) : startedOn(startedOn
static auto* const* PGAPS = (Hyprlang::INT* const*)HyprlandAPI::getConfigValue(PHANDLE, "plugin:hyprexpo:gap_size")->getDataStaticPtr();
static auto* const* PCOL = (Hyprlang::INT* const*)HyprlandAPI::getConfigValue(PHANDLE, "plugin:hyprexpo:bg_col")->getDataStaticPtr();
static auto* const* PSKIP = (Hyprlang::INT* const*)HyprlandAPI::getConfigValue(PHANDLE, "plugin:hyprexpo:skip_empty")->getDataStaticPtr();
static auto* const* PSHOWNUM = (Hyprlang::INT* const*)HyprlandAPI::getConfigValue(PHANDLE, "plugin:hyprexpo:show_workspace_numbers")->getDataStaticPtr();
static auto* const* PNUMCOL = (Hyprlang::INT* const*)HyprlandAPI::getConfigValue(PHANDLE, "plugin:hyprexpo:workspace_number_color")->getDataStaticPtr();
static auto const* PMETHOD = (Hyprlang::STRING const*)HyprlandAPI::getConfigValue(PHANDLE, "plugin:hyprexpo:workspace_method")->getDataStaticPtr();
SIDE_LENGTH = **PCOLUMNS;
GAP_WIDTH = **PGAPS;
BG_COLOR = **PCOL;
showWorkspaceNumbers = **PSHOWNUM;
// process the method
bool methodCenter = true;
@ -126,6 +212,17 @@ COverview::COverview(PHLWORKSPACE startedOn_, bool swipe_) : startedOn(startedOn
Vector2D tileRenderSize = (pMonitor->m_size - Vector2D{GAP_WIDTH * pMonitor->m_scale, GAP_WIDTH * pMonitor->m_scale} * (SIDE_LENGTH - 1)) / SIDE_LENGTH;
CBox monbox{0, 0, tileSize.x * 2, tileSize.y * 2};
if (showWorkspaceNumbers) {
const CHyprColor numberColor = **PNUMCOL;
const int fontSizePx = std::max(12, (int)std::round(tileRenderSize.y * pMonitor->m_scale * 0.22));
for (auto& image : images) {
if (image.workspaceID == WORKSPACE_INVALID)
continue;
image.labelTex = makeShared<CTexture>();
image.labelSizePx = renderLabelTexture(image.labelTex, std::to_string(image.workspaceID), numberColor, fontSizePx);
}
}
if (!ENABLE_LOWRES)
monbox = {{0, 0}, pMonitor->m_pixelSize};
@ -452,6 +549,18 @@ void COverview::fullRender() {
texbox.round();
CRegion damage{0, 0, INT16_MAX, INT16_MAX};
g_pHyprOpenGL->renderTextureInternal(images[x + y * SIDE_LENGTH].fb.getTexture(), texbox, {.damage = &damage, .a = 1.0});
if (showWorkspaceNumbers) {
auto& image = images[x + y * SIDE_LENGTH];
if (image.workspaceID != WORKSPACE_INVALID && image.labelTex && image.labelTex->m_texID != 0 && image.labelSizePx.x > 0 && image.labelSizePx.y > 0) {
const Vector2D labelSize = image.labelSizePx / pMonitor->m_scale;
const float margin = std::max(4.0, tileRenderSize.y * 0.05);
CBox labelBox = {x * tileRenderSize.x + x * GAPSIZE + margin, y * tileRenderSize.y + y * GAPSIZE + margin, labelSize.x, labelSize.y};
labelBox.scale(pMonitor->m_scale).translate(pos->value());
labelBox.round();
g_pHyprOpenGL->renderTexture(image.labelTex, labelBox, {.a = 1.0});
}
}
}
}
}

4
hyprexpo/overview.hpp
View file

@ -5,6 +5,7 @@
#include "globals.hpp"
#include <hyprland/src/desktop/DesktopTypes.hpp>
#include <hyprland/src/render/Framebuffer.hpp>
#include <hyprland/src/render/OpenGL.hpp>
#include <hyprland/src/helpers/AnimatedVariable.hpp>
#include <hyprland/src/managers/HookSystemManager.hpp>
#include <vector>
@ -58,6 +59,8 @@ class COverview {
int64_t workspaceID = -1;
PHLWORKSPACE pWorkspace;
CBox box;
SP<CTexture> labelTex;
Vector2D labelSizePx;
};
Vector2D lastMousePosLocal = Vector2D{};
@ -81,6 +84,7 @@ class COverview {
bool swipe = false;
bool swipeWasCommenced = false;
bool showWorkspaceNumbers = false;
friend class COverviewPassElement;
};