mirror of
https://github.com/hyprwm/Hyprland
synced 2024-11-22 21:06:01 +01:00
groupbars: add title and gradient rendering
This commit is contained in:
vaxerski
parent
1eb6cfd45c
commit
206ac000b9
3 changed files with 219 additions and 10 deletions
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@ -94,6 +94,8 @@ void CConfigManager::setDefaultVars() {
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configValues["misc:cursor_zoom_factor"].floatValue = 1.f;
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configValues["misc:cursor_zoom_rigid"].intValue = 0;
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configValues["misc:allow_session_lock_restore"].intValue = 0;
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configValues["misc:render_titles_in_groupbar"].intValue = 1;
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configValues["misc:groupbar_titles_font_size"].intValue = 8;
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configValues["debug:int"].intValue = 0;
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configValues["debug:log_damage"].intValue = 0;
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@ -1,5 +1,7 @@
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#include "CHyprGroupBarDecoration.hpp"
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#include "../../Compositor.hpp"
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#include <ranges>
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#include <pango/pangocairo.h>
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CHyprGroupBarDecoration::CHyprGroupBarDecoration(CWindow* pWindow) {
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m_pWindow = pWindow;
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@ -17,6 +19,7 @@ eDecorationType CHyprGroupBarDecoration::getDecorationType() {
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constexpr int BAR_INDICATOR_HEIGHT = 3;
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constexpr int BAR_PADDING_OUTER_VERT = 2;
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constexpr int BAR_TEXT_PAD = 2;
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//
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@ -27,15 +30,20 @@ void CHyprGroupBarDecoration::updateWindow(CWindow* pWindow) {
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const auto WORKSPACEOFFSET = PWORKSPACE && !pWindow->m_bPinned ? PWORKSPACE->m_vRenderOffset.vec() : Vector2D();
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static auto* const PRENDERTITLES = &g_pConfigManager->getConfigValuePtr("misc:render_titles_in_groupbar")->intValue;
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static auto* const PTITLEFONTSIZE = &g_pConfigManager->getConfigValuePtr("misc:groupbar_titles_font_size")->intValue;
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if (pWindow->m_vRealPosition.vec() + WORKSPACEOFFSET != m_vLastWindowPos || pWindow->m_vRealSize.vec() != m_vLastWindowSize) {
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// we draw 3px above the window's border with 3px
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const auto PBORDERSIZE = &g_pConfigManager->getConfigValuePtr("general:border_size")->intValue;
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m_seExtents.topLeft = Vector2D(0, *PBORDERSIZE + BAR_PADDING_OUTER_VERT * 2 + BAR_INDICATOR_HEIGHT);
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m_seExtents.topLeft = Vector2D(0, *PBORDERSIZE + BAR_PADDING_OUTER_VERT * 2 + BAR_INDICATOR_HEIGHT + (*PRENDERTITLES ? *PTITLEFONTSIZE : 0));
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m_seExtents.bottomRight = Vector2D();
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m_vLastWindowPos = pWindow->m_vRealPosition.vec() + WORKSPACEOFFSET;
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m_vLastWindowSize = pWindow->m_vRealSize.vec();
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invalidateTextures();
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}
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if (!m_pWindow->m_sGroupData.pNextWindow) {
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@ -76,6 +84,9 @@ void CHyprGroupBarDecoration::draw(CMonitor* pMonitor, float a, const Vector2D&
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// get how many bars we will draw
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int barsToDraw = m_dwGroupMembers.size();
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static auto* const PRENDERTITLES = &g_pConfigManager->getConfigValuePtr("misc:render_titles_in_groupbar")->intValue;
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static auto* const PTITLEFONTSIZE = &g_pConfigManager->getConfigValuePtr("misc:groupbar_titles_font_size")->intValue;
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if (barsToDraw < 1 || m_pWindow->isHidden() || !g_pCompositor->windowValidMapped(m_pWindow))
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return;
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@ -90,7 +101,7 @@ void CHyprGroupBarDecoration::draw(CMonitor* pMonitor, float a, const Vector2D&
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for (int i = 0; i < barsToDraw; ++i) {
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wlr_box rect = {m_vLastWindowPos.x + xoff - pMonitor->vecPosition.x + offset.x,
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m_vLastWindowPos.y - m_seExtents.topLeft.y + BAR_PADDING_OUTER_VERT - pMonitor->vecPosition.y + offset.y, BARW, BAR_INDICATOR_HEIGHT};
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m_vLastWindowPos.y - BAR_PADDING_OUTER_VERT - BAR_INDICATOR_HEIGHT - pMonitor->vecPosition.y + offset.y, BARW, BAR_INDICATOR_HEIGHT};
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if (rect.width <= 0 || rect.height <= 0)
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break;
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@ -105,10 +116,185 @@ void CHyprGroupBarDecoration::draw(CMonitor* pMonitor, float a, const Vector2D&
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color.a *= a;
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g_pHyprOpenGL->renderRect(&rect, color);
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// render title if necessary
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if (*PRENDERTITLES) {
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CTitleTex* pTitleTex = textureFromTitle(m_dwGroupMembers[i]->m_szTitle);
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if (!pTitleTex)
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pTitleTex =
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m_dpTitleTextures
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.emplace_back(std::make_unique<CTitleTex>(m_dwGroupMembers[i], Vector2D{BARW * pMonitor->scale, (*PTITLEFONTSIZE + 2 * BAR_TEXT_PAD) * pMonitor->scale}))
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.get();
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rect.height = (*PTITLEFONTSIZE + 2 * BAR_TEXT_PAD) * 0.8 * pMonitor->scale;
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rect.y -= rect.height;
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rect.width = BARW * pMonitor->scale;
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refreshGradients();
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g_pHyprOpenGL->renderTexture((m_dwGroupMembers[i] == g_pCompositor->m_pLastWindow ? m_tGradientActive : m_tGradientInactive), &rect, 1.0);
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rect.y -= (*PTITLEFONTSIZE + 2 * BAR_TEXT_PAD) * 0.2 * pMonitor->scale;
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rect.height = (*PTITLEFONTSIZE + 2 * BAR_TEXT_PAD) * pMonitor->scale;
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g_pHyprOpenGL->renderTexture(pTitleTex->tex, &rect, 1.f);
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}
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xoff += PAD + BARW;
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}
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if (*PRENDERTITLES)
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clearUnusedTextures();
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}
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SWindowDecorationExtents CHyprGroupBarDecoration::getWindowDecorationReservedArea() {
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return SWindowDecorationExtents{{0, BAR_INDICATOR_HEIGHT + BAR_PADDING_OUTER_VERT * 2}, {}};
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}
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CTitleTex* CHyprGroupBarDecoration::textureFromTitle(const std::string& title) {
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for (auto& tex : m_dpTitleTextures) {
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if (tex->szContent == title)
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return tex.get();
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}
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return nullptr;
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}
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void CHyprGroupBarDecoration::clearUnusedTextures() {
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for (auto& tex : m_dpTitleTextures | std::views::reverse) {
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bool found = false;
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for (auto& w : m_dwGroupMembers) {
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if (tex->szContent == w->m_szTitle && tex->pWindowOwner == w) {
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found = true;
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break;
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}
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}
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if (!found)
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std::erase(m_dpTitleTextures, tex);
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}
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}
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void CHyprGroupBarDecoration::invalidateTextures() {
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m_dpTitleTextures.clear();
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}
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CTitleTex::CTitleTex(CWindow* pWindow, const Vector2D& bufferSize) {
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szContent = pWindow->m_szTitle;
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pWindowOwner = pWindow;
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const auto CAIROSURFACE = cairo_image_surface_create(CAIRO_FORMAT_ARGB32, bufferSize.x, bufferSize.y);
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const auto CAIRO = cairo_create(CAIROSURFACE);
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static auto* const PTITLEFONTSIZE = &g_pConfigManager->getConfigValuePtr("misc:groupbar_titles_font_size")->intValue;
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// clear the pixmap
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cairo_save(CAIRO);
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cairo_set_operator(CAIRO, CAIRO_OPERATOR_CLEAR);
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cairo_paint(CAIRO);
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cairo_restore(CAIRO);
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// draw title using Pango
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PangoLayout* layout = pango_cairo_create_layout(CAIRO);
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pango_layout_set_text(layout, szContent.c_str(), -1);
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PangoFontDescription* fontDesc = pango_font_description_from_string("Sans");
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pango_font_description_set_size(fontDesc, *PTITLEFONTSIZE * PANGO_SCALE);
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pango_layout_set_font_description(layout, fontDesc);
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pango_font_description_free(fontDesc);
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const int maxWidth = bufferSize.x;
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pango_layout_set_width(layout, maxWidth * PANGO_SCALE);
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pango_layout_set_ellipsize(layout, PANGO_ELLIPSIZE_END);
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cairo_set_source_rgba(CAIRO, 1.f, 1.f, 1.f, 1.f);
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int layoutWidth, layoutHeight;
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pango_layout_get_size(layout, &layoutWidth, &layoutHeight);
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const int xOffset = std::round((bufferSize.x / 2.0 - layoutWidth / PANGO_SCALE / 2.0));
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const int yOffset = std::round((bufferSize.y / 2.0 - layoutHeight / PANGO_SCALE / 2.0));
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cairo_move_to(CAIRO, xOffset, yOffset);
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pango_cairo_show_layout(CAIRO, layout);
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g_object_unref(layout);
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cairo_surface_flush(CAIROSURFACE);
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// copy the data to an OpenGL texture we have
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const auto DATA = cairo_image_surface_get_data(CAIROSURFACE);
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tex.allocate();
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glBindTexture(GL_TEXTURE_2D, tex.m_iTexID);
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glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MAG_FILTER, GL_NEAREST);
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glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MIN_FILTER, GL_NEAREST);
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#ifndef GLES2
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glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_SWIZZLE_R, GL_BLUE);
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glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_SWIZZLE_B, GL_RED);
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#endif
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glTexImage2D(GL_TEXTURE_2D, 0, GL_RGBA, bufferSize.x, bufferSize.y, 0, GL_RGBA, GL_UNSIGNED_BYTE, DATA);
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// delete cairo
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cairo_destroy(CAIRO);
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cairo_surface_destroy(CAIROSURFACE);
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}
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CTitleTex::~CTitleTex() {
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tex.destroyTexture();
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}
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void renderGradientTo(CTexture& tex, const CColor& grad) {
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const Vector2D& bufferSize = g_pCompositor->m_pLastMonitor->vecPixelSize;
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const auto CAIROSURFACE = cairo_image_surface_create(CAIRO_FORMAT_ARGB32, bufferSize.x, bufferSize.y);
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const auto CAIRO = cairo_create(CAIROSURFACE);
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// clear the pixmap
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cairo_save(CAIRO);
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cairo_set_operator(CAIRO, CAIRO_OPERATOR_CLEAR);
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cairo_paint(CAIRO);
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cairo_restore(CAIRO);
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cairo_pattern_t* pattern;
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pattern = cairo_pattern_create_linear(0, 0, 0, bufferSize.y);
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cairo_pattern_add_color_stop_rgba(pattern, 1, grad.r, grad.g, grad.b, grad.a);
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cairo_pattern_add_color_stop_rgba(pattern, 0, grad.r, grad.g, grad.b, 0);
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cairo_rectangle(CAIRO, 0, 0, bufferSize.x, bufferSize.y);
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cairo_set_source(CAIRO, pattern);
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cairo_fill(CAIRO);
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cairo_pattern_destroy(pattern);
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cairo_surface_flush(CAIROSURFACE);
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// copy the data to an OpenGL texture we have
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const auto DATA = cairo_image_surface_get_data(CAIROSURFACE);
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tex.allocate();
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glBindTexture(GL_TEXTURE_2D, tex.m_iTexID);
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glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MAG_FILTER, GL_NEAREST);
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glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MIN_FILTER, GL_NEAREST);
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#ifndef GLES2
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glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_SWIZZLE_R, GL_BLUE);
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glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_SWIZZLE_B, GL_RED);
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#endif
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glTexImage2D(GL_TEXTURE_2D, 0, GL_RGBA, bufferSize.x, bufferSize.y, 0, GL_RGBA, GL_UNSIGNED_BYTE, DATA);
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// delete cairo
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cairo_destroy(CAIRO);
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cairo_surface_destroy(CAIROSURFACE);
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}
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void CHyprGroupBarDecoration::refreshGradients() {
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if (m_tGradientActive.m_iTexID > 0)
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return;
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static auto* const PGROUPCOLACTIVE = &g_pConfigManager->getConfigValuePtr("general:col.group_border_active")->data;
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static auto* const PGROUPCOLINACTIVE = &g_pConfigManager->getConfigValuePtr("general:col.group_border")->data;
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renderGradientTo(m_tGradientActive, ((CGradientValueData*)PGROUPCOLACTIVE->get())->m_vColors[0]);
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renderGradientTo(m_tGradientInactive, ((CGradientValueData*)PGROUPCOLINACTIVE->get())->m_vColors[0]);
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}
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@ -2,6 +2,18 @@
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#include "IHyprWindowDecoration.hpp"
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#include <deque>
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#include "../Texture.hpp"
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#include <string>
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class CTitleTex {
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public:
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CTitleTex(CWindow* pWindow, const Vector2D& bufferSize);
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~CTitleTex();
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CTexture tex;
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std::string szContent;
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CWindow* pWindowOwner = nullptr;
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};
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class CHyprGroupBarDecoration : public IHyprWindowDecoration {
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public:
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@ -29,4 +41,13 @@ class CHyprGroupBarDecoration : public IHyprWindowDecoration {
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Vector2D m_vLastWindowSize;
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std::deque<CWindow*> m_dwGroupMembers;
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std::deque<std::unique_ptr<CTitleTex>> m_dpTitleTextures;
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CTitleTex* textureFromTitle(const std::string&);
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void clearUnusedTextures();
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void invalidateTextures();
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void refreshGradients();
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CTexture m_tGradientActive;
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CTexture m_tGradientInactive;
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};
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