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Improved Glyph layout

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Support for shape and placement of glyph
This commit is contained in:
Bruno Herbelin
2022-01-03 17:13:11 +01:00
parent 353d2c4744
commit 4eebfbb89f
4 changed files with 23 additions and 27 deletions
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25
Decorations.cpp
View File

@@ -574,7 +574,7 @@ void Disk::accept(Visitor& v)
Surface *Glyph::font_ = nullptr;
Glyph::Glyph(int imgui_font_index) : Node(), character_(' '), font_index_(imgui_font_index), ar_(1.f)
Glyph::Glyph(int imgui_font_index) : Node(), character_(' '), font_index_(imgui_font_index), baseline_(0.f), shape_(1.f, 1.f)
{
if (Glyph::font_ == nullptr)
Glyph::font_ = new Surface;
@@ -619,14 +619,14 @@ void Glyph::draw(glm::mat4 modelview, glm::mat4 projection)
// extract scaling
ctm = glm::rotate(glm::identity<glm::mat4>(), -rot.z, glm::vec3(0.f, 0.f, 1.f)) * modelview ;
vec = ctm * glm::vec4(1.f, 1.f, 0.f, 0.f);
glm::vec3 sca = glm::vec3(vec.y, vec.y, 1.f) * glm::vec3(scale_.y * ar_, scale_.y, 1.f);
glm::vec2 sca = glm::vec2(vec.y) * glm::vec2(scale_.y) * shape_;
// extract translation
glm::vec3 tran = glm::vec3(modelview[3][0], modelview[3][1], modelview[3][2]) ;
tran += translation_ * glm::vec3(vec);
tran += (translation_ + glm::vec3(0.f, baseline_ * scale_.y, 0.f) ) * glm::vec3(vec);
// apply local rotation
rot.z += rotation_.z;
// generate matrix
ctm = GlmToolkit::transform(tran, rot, sca);
ctm = GlmToolkit::transform(tran, rot, glm::vec3(sca, 1.f));
Glyph::font_->draw( ctm, projection);
}
@@ -644,13 +644,16 @@ void Glyph::setChar(char c)
myfont = io.Fonts->Fonts[font_index_];
const ImFontGlyph* glyph = myfont->FindGlyph(character_);
// create a texture UV transform to get the UV coordinates of the glyph
const glm::vec3 uv_t = glm::vec3( glyph->U0, glyph->V0, 0.f);
const glm::vec3 uv_s = glm::vec3( glyph->U1 - glyph->U0, glyph->V1 - glyph->V0, 1.f);
const glm::vec3 uv_r = glm::vec3(0.f, 0.f, 0.f);
uvTransform_ = GlmToolkit::transform(uv_t, uv_r, uv_s);
if (glyph) {
// create a texture UV transform to get the UV coordinates of the glyph
const glm::vec3 uv_t = glm::vec3( glyph->U0, glyph->V0, 0.f);
const glm::vec3 uv_s = glm::vec3( glyph->U1 - glyph->U0, glyph->V1 - glyph->V0, 1.f);
const glm::vec3 uv_r = glm::vec3(0.f, 0.f, 0.f);
uvTransform_ = GlmToolkit::transform(uv_t, uv_r, uv_s);
// remember aspect ratio
ar_ = (glyph->X1 - glyph->X0) / (glyph->Y1 - glyph->Y0);
// remember glyph shape
shape_ = glm::vec2(glyph->X1 - glyph->X0, glyph->Y1 - glyph->Y0) / myfont->FontSize;
baseline_ = -glyph->Y0 / myfont->FontSize;
}
}
}

3
Decorations.h
View File

@@ -107,7 +107,8 @@ protected:
char character_;
int font_index_;
float ar_;
float baseline_;
glm::vec2 shape_;
glm::mat4 uvTransform_;
static Surface *font_;

8
Source.cpp
View File

@@ -145,12 +145,12 @@ Source::Source(uint64_t id) : SourceCore(), id_(id), ready_(false), symbol_(null
// Glyphs show letters from the intials, with Font index 4 (LARGE)
initial_0_ = new Glyph(4);
initial_0_->translation_ = glm::vec3(0.2f, 0.75f, 0.1f);
initial_0_->scale_.y = 0.15f;
initial_0_->translation_ = glm::vec3(0.2f, 0.8f, 0.1f);
initial_0_->scale_.y = 0.2f;
groups_[View::MIXING]->attach(initial_0_);
initial_1_ = new Glyph(4);
initial_1_->translation_ = glm::vec3(0.45f, 0.75f, 0.1f);
initial_1_->scale_.y = 0.15f;
initial_1_->translation_ = glm::vec3(0.4f, 0.8f, 0.1f);
initial_1_->scale_.y = 0.2f;
groups_[View::MIXING]->attach(initial_1_);
overlays_[View::MIXING] = new Group;

14
UserInterfaceManager.cpp
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@@ -4251,13 +4251,11 @@ void Navigator::RenderSourcePannel(Source *s)
ImGui::Text("Source");
ImGui::PopFont();
// ImGui::SetCursorPos(ImVec2(pannel_width_ - 35.f, 15.f));
// const char *tooltip[2] = {"Pin pannel\nCurrent: double-clic on source", "Un-pin Pannel\nCurrent: single-clic on source"};
// ImGuiToolkit::IconToggle(5,2,4,2, &Settings::application.pannel_stick, tooltip );
// index indicator
ImGui::SetCursorPos(ImVec2(pannel_width_ - 35.f, 15.f));
ImGui::Text("#%d", Mixer::manager().indexCurrentSource());
ImGui::TextDisabled("#%d", Mixer::manager().indexCurrentSource());
// name
std::string sname = s->name();
ImGui::SetCursorPosY(width_);
ImGui::SetNextItemWidth(IMGUI_RIGHT_ALIGN);
@@ -5480,12 +5478,6 @@ void Navigator::RenderMainPannelSettings()
ImGuiToolkit::ButtonSwitch( ICON_FA_MOUSE_POINTER " Smooth cursor", &Settings::application.smooth_cursor);
ImGuiToolkit::ButtonSwitch( ICON_FA_TACHOMETER_ALT " Metrics", &Settings::application.widget.stats);
#ifndef NDEBUG
ImGui::Text("Expert");
ImGuiToolkit::ButtonSwitch( IMGUI_TITLE_SHADEREDITOR, &Settings::application.widget.shader_editor, CTRL_MOD "E");
ImGuiToolkit::ButtonSwitch( IMGUI_TITLE_TOOLBOX, &Settings::application.widget.toolbox, CTRL_MOD "G");
ImGuiToolkit::ButtonSwitch( IMGUI_TITLE_LOGS, &Settings::application.widget.logs, CTRL_MOD "L");
#endif
//
// Recording preferences
//