groupbars: add title and gradient rendering

This commit is contained in:
vaxerski 2023-05-22 21:40:32 +02:00
parent 1eb6cfd45c
commit 206ac000b9
3 changed files with 219 additions and 10 deletions

View file

@ -94,6 +94,8 @@ void CConfigManager::setDefaultVars() {
configValues["misc:cursor_zoom_factor"].floatValue = 1.f;
configValues["misc:cursor_zoom_rigid"].intValue = 0;
configValues["misc:allow_session_lock_restore"].intValue = 0;
configValues["misc:render_titles_in_groupbar"].intValue = 1;
configValues["misc:groupbar_titles_font_size"].intValue = 8;
configValues["debug:int"].intValue = 0;
configValues["debug:log_damage"].intValue = 0;

View file

@ -1,5 +1,7 @@
#include "CHyprGroupBarDecoration.hpp"
#include "../../Compositor.hpp"
#include <ranges>
#include <pango/pangocairo.h>
CHyprGroupBarDecoration::CHyprGroupBarDecoration(CWindow* pWindow) {
m_pWindow = pWindow;
@ -17,6 +19,7 @@ eDecorationType CHyprGroupBarDecoration::getDecorationType() {
constexpr int BAR_INDICATOR_HEIGHT = 3;
constexpr int BAR_PADDING_OUTER_VERT = 2;
constexpr int BAR_TEXT_PAD = 2;
//
@ -27,15 +30,20 @@ void CHyprGroupBarDecoration::updateWindow(CWindow* pWindow) {
const auto WORKSPACEOFFSET = PWORKSPACE && !pWindow->m_bPinned ? PWORKSPACE->m_vRenderOffset.vec() : Vector2D();
static auto* const PRENDERTITLES = &g_pConfigManager->getConfigValuePtr("misc:render_titles_in_groupbar")->intValue;
static auto* const PTITLEFONTSIZE = &g_pConfigManager->getConfigValuePtr("misc:groupbar_titles_font_size")->intValue;
if (pWindow->m_vRealPosition.vec() + WORKSPACEOFFSET != m_vLastWindowPos || pWindow->m_vRealSize.vec() != m_vLastWindowSize) {
// we draw 3px above the window's border with 3px
const auto PBORDERSIZE = &g_pConfigManager->getConfigValuePtr("general:border_size")->intValue;
m_seExtents.topLeft = Vector2D(0, *PBORDERSIZE + BAR_PADDING_OUTER_VERT * 2 + BAR_INDICATOR_HEIGHT);
m_seExtents.topLeft = Vector2D(0, *PBORDERSIZE + BAR_PADDING_OUTER_VERT * 2 + BAR_INDICATOR_HEIGHT + (*PRENDERTITLES ? *PTITLEFONTSIZE : 0));
m_seExtents.bottomRight = Vector2D();
m_vLastWindowPos = pWindow->m_vRealPosition.vec() + WORKSPACEOFFSET;
m_vLastWindowSize = pWindow->m_vRealSize.vec();
invalidateTextures();
}
if (!m_pWindow->m_sGroupData.pNextWindow) {
@ -76,6 +84,9 @@ void CHyprGroupBarDecoration::draw(CMonitor* pMonitor, float a, const Vector2D&
// get how many bars we will draw
int barsToDraw = m_dwGroupMembers.size();
static auto* const PRENDERTITLES = &g_pConfigManager->getConfigValuePtr("misc:render_titles_in_groupbar")->intValue;
static auto* const PTITLEFONTSIZE = &g_pConfigManager->getConfigValuePtr("misc:groupbar_titles_font_size")->intValue;
if (barsToDraw < 1 || m_pWindow->isHidden() || !g_pCompositor->windowValidMapped(m_pWindow))
return;
@ -90,7 +101,7 @@ void CHyprGroupBarDecoration::draw(CMonitor* pMonitor, float a, const Vector2D&
for (int i = 0; i < barsToDraw; ++i) {
wlr_box rect = {m_vLastWindowPos.x + xoff - pMonitor->vecPosition.x + offset.x,
m_vLastWindowPos.y - m_seExtents.topLeft.y + BAR_PADDING_OUTER_VERT - pMonitor->vecPosition.y + offset.y, BARW, BAR_INDICATOR_HEIGHT};
m_vLastWindowPos.y - BAR_PADDING_OUTER_VERT - BAR_INDICATOR_HEIGHT - pMonitor->vecPosition.y + offset.y, BARW, BAR_INDICATOR_HEIGHT};
if (rect.width <= 0 || rect.height <= 0)
break;
@ -105,10 +116,185 @@ void CHyprGroupBarDecoration::draw(CMonitor* pMonitor, float a, const Vector2D&
color.a *= a;
g_pHyprOpenGL->renderRect(&rect, color);
// render title if necessary
if (*PRENDERTITLES) {
CTitleTex* pTitleTex = textureFromTitle(m_dwGroupMembers[i]->m_szTitle);
if (!pTitleTex)
pTitleTex =
m_dpTitleTextures
.emplace_back(std::make_unique<CTitleTex>(m_dwGroupMembers[i], Vector2D{BARW * pMonitor->scale, (*PTITLEFONTSIZE + 2 * BAR_TEXT_PAD) * pMonitor->scale}))
.get();
rect.height = (*PTITLEFONTSIZE + 2 * BAR_TEXT_PAD) * 0.8 * pMonitor->scale;
rect.y -= rect.height;
rect.width = BARW * pMonitor->scale;
refreshGradients();
g_pHyprOpenGL->renderTexture((m_dwGroupMembers[i] == g_pCompositor->m_pLastWindow ? m_tGradientActive : m_tGradientInactive), &rect, 1.0);
rect.y -= (*PTITLEFONTSIZE + 2 * BAR_TEXT_PAD) * 0.2 * pMonitor->scale;
rect.height = (*PTITLEFONTSIZE + 2 * BAR_TEXT_PAD) * pMonitor->scale;
g_pHyprOpenGL->renderTexture(pTitleTex->tex, &rect, 1.f);
}
xoff += PAD + BARW;
}
if (*PRENDERTITLES)
clearUnusedTextures();
}
SWindowDecorationExtents CHyprGroupBarDecoration::getWindowDecorationReservedArea() {
return SWindowDecorationExtents{{0, BAR_INDICATOR_HEIGHT + BAR_PADDING_OUTER_VERT * 2}, {}};
}
CTitleTex* CHyprGroupBarDecoration::textureFromTitle(const std::string& title) {
for (auto& tex : m_dpTitleTextures) {
if (tex->szContent == title)
return tex.get();
}
return nullptr;
}
void CHyprGroupBarDecoration::clearUnusedTextures() {
for (auto& tex : m_dpTitleTextures | std::views::reverse) {
bool found = false;
for (auto& w : m_dwGroupMembers) {
if (tex->szContent == w->m_szTitle && tex->pWindowOwner == w) {
found = true;
break;
}
}
if (!found)
std::erase(m_dpTitleTextures, tex);
}
}
void CHyprGroupBarDecoration::invalidateTextures() {
m_dpTitleTextures.clear();
}
CTitleTex::CTitleTex(CWindow* pWindow, const Vector2D& bufferSize) {
szContent = pWindow->m_szTitle;
pWindowOwner = pWindow;
const auto CAIROSURFACE = cairo_image_surface_create(CAIRO_FORMAT_ARGB32, bufferSize.x, bufferSize.y);
const auto CAIRO = cairo_create(CAIROSURFACE);
static auto* const PTITLEFONTSIZE = &g_pConfigManager->getConfigValuePtr("misc:groupbar_titles_font_size")->intValue;
// clear the pixmap
cairo_save(CAIRO);
cairo_set_operator(CAIRO, CAIRO_OPERATOR_CLEAR);
cairo_paint(CAIRO);
cairo_restore(CAIRO);
// draw title using Pango
PangoLayout* layout = pango_cairo_create_layout(CAIRO);
pango_layout_set_text(layout, szContent.c_str(), -1);
PangoFontDescription* fontDesc = pango_font_description_from_string("Sans");
pango_font_description_set_size(fontDesc, *PTITLEFONTSIZE * PANGO_SCALE);
pango_layout_set_font_description(layout, fontDesc);
pango_font_description_free(fontDesc);
const int maxWidth = bufferSize.x;
pango_layout_set_width(layout, maxWidth * PANGO_SCALE);
pango_layout_set_ellipsize(layout, PANGO_ELLIPSIZE_END);
cairo_set_source_rgba(CAIRO, 1.f, 1.f, 1.f, 1.f);
int layoutWidth, layoutHeight;
pango_layout_get_size(layout, &layoutWidth, &layoutHeight);
const int xOffset = std::round((bufferSize.x / 2.0 - layoutWidth / PANGO_SCALE / 2.0));
const int yOffset = std::round((bufferSize.y / 2.0 - layoutHeight / PANGO_SCALE / 2.0));
cairo_move_to(CAIRO, xOffset, yOffset);
pango_cairo_show_layout(CAIRO, layout);
g_object_unref(layout);
cairo_surface_flush(CAIROSURFACE);
// copy the data to an OpenGL texture we have
const auto DATA = cairo_image_surface_get_data(CAIROSURFACE);
tex.allocate();
glBindTexture(GL_TEXTURE_2D, tex.m_iTexID);
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, bufferSize.x, bufferSize.y, 0, GL_RGBA, GL_UNSIGNED_BYTE, DATA);
// delete cairo
cairo_destroy(CAIRO);
cairo_surface_destroy(CAIROSURFACE);
}
CTitleTex::~CTitleTex() {
tex.destroyTexture();
}
void renderGradientTo(CTexture& tex, const CColor& grad) {
const Vector2D& bufferSize = g_pCompositor->m_pLastMonitor->vecPixelSize;
const auto CAIROSURFACE = cairo_image_surface_create(CAIRO_FORMAT_ARGB32, bufferSize.x, bufferSize.y);
const auto CAIRO = cairo_create(CAIROSURFACE);
// clear the pixmap
cairo_save(CAIRO);
cairo_set_operator(CAIRO, CAIRO_OPERATOR_CLEAR);
cairo_paint(CAIRO);
cairo_restore(CAIRO);
cairo_pattern_t* pattern;
pattern = cairo_pattern_create_linear(0, 0, 0, bufferSize.y);
cairo_pattern_add_color_stop_rgba(pattern, 1, grad.r, grad.g, grad.b, grad.a);
cairo_pattern_add_color_stop_rgba(pattern, 0, grad.r, grad.g, grad.b, 0);
cairo_rectangle(CAIRO, 0, 0, bufferSize.x, bufferSize.y);
cairo_set_source(CAIRO, pattern);
cairo_fill(CAIRO);
cairo_pattern_destroy(pattern);
cairo_surface_flush(CAIROSURFACE);
// copy the data to an OpenGL texture we have
const auto DATA = cairo_image_surface_get_data(CAIROSURFACE);
tex.allocate();
glBindTexture(GL_TEXTURE_2D, tex.m_iTexID);
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, bufferSize.x, bufferSize.y, 0, GL_RGBA, GL_UNSIGNED_BYTE, DATA);
// delete cairo
cairo_destroy(CAIRO);
cairo_surface_destroy(CAIROSURFACE);
}
void CHyprGroupBarDecoration::refreshGradients() {
if (m_tGradientActive.m_iTexID > 0)
return;
static auto* const PGROUPCOLACTIVE = &g_pConfigManager->getConfigValuePtr("general:col.group_border_active")->data;
static auto* const PGROUPCOLINACTIVE = &g_pConfigManager->getConfigValuePtr("general:col.group_border")->data;
renderGradientTo(m_tGradientActive, ((CGradientValueData*)PGROUPCOLACTIVE->get())->m_vColors[0]);
renderGradientTo(m_tGradientInactive, ((CGradientValueData*)PGROUPCOLINACTIVE->get())->m_vColors[0]);
}

View file

@ -2,6 +2,18 @@
#include "IHyprWindowDecoration.hpp"
#include <deque>
#include "../Texture.hpp"
#include <string>
class CTitleTex {
public:
CTitleTex(CWindow* pWindow, const Vector2D& bufferSize);
~CTitleTex();
CTexture tex;
std::string szContent;
CWindow* pWindowOwner = nullptr;
};
class CHyprGroupBarDecoration : public IHyprWindowDecoration {
public:
@ -29,4 +41,13 @@ class CHyprGroupBarDecoration : public IHyprWindowDecoration {
Vector2D m_vLastWindowSize;
std::deque<CWindow*> m_dwGroupMembers;
std::deque<std::unique_ptr<CTitleTex>> m_dpTitleTextures;
CTitleTex* textureFromTitle(const std::string&);
void clearUnusedTextures();
void invalidateTextures();
void refreshGradients();
CTexture m_tGradientActive;
CTexture m_tGradientInactive;
};