NEW: add text gizmo tool

Signed-off-by: yifan.wu <yifan.wu@bambulab.com> Change-Id: I77fdf64340f580e6baa3260101fa1c6db7a4ab2d (cherry picked from commit 2147c55134b4d9d1018d7e9f4f8d1a4d50c065f6)
2025-07-08 07:27:41 -06:00 · 2022-08-12 21:13:52 +08:00 · 2022-08-12 21:13:52 +08:00 · b068389d4c
commit b068389d4c
parent 65ba9cafb3
11 changed files with 448 additions and 1 deletions
--- a/src/slic3r/GUI/Gizmos/GLGizmoText.cpp
+++ b/src/slic3r/GUI/Gizmos/GLGizmoText.cpp
@ -0,0 +1,137 @@
+// Include GLGizmoBase.hpp before I18N.hpp as it includes some libigl code, which overrides our localization "L" macro.
+#include "GLGizmoText.hpp"
+#include "slic3r/GUI/GLCanvas3D.hpp"
+#include "slic3r/GUI/Gizmos/GLGizmosCommon.hpp"
+#include "slic3r/GUI/GUI_App.hpp"
+#include "slic3r/GUI/ImGuiWrapper.hpp"
+#include "slic3r/GUI/GUI_ObjectList.hpp"
+
+#include "libslic3r/Geometry/ConvexHull.hpp"
+#include "libslic3r/Model.hpp"
+
+#include "libslic3r/Shape/TextShape.hpp"
+
+#include <numeric>
+
+#include <GL/glew.h>
+
+namespace Slic3r {
+namespace GUI {
+
+static double g_normal_precise = 0.0015;
+
+GLGizmoText::GLGizmoText(GLCanvas3D& parent, const std::string& icon_filename, unsigned int sprite_id)
+    : GLGizmoBase(parent, icon_filename, sprite_id)
+{
+}
+
+bool GLGizmoText::on_init()
+{
+    m_avail_font_names = init_occt_fonts();
+    m_shortcut_key = WXK_CONTROL_T;
+    return true;
+}
+
+void GLGizmoText::on_set_state()
+{
+}
+
+CommonGizmosDataID GLGizmoText::on_get_requirements() const
+{
+    return CommonGizmosDataID::SelectionInfo;
+}
+
+std::string GLGizmoText::on_get_name() const
+{
+    return _u8L("Text shape");
+}
+
+bool GLGizmoText::on_is_activable() const
+{
+    // This is assumed in GLCanvas3D::do_rotate, do not change this
+    // without updating that function too.
+    return m_parent.get_selection().is_single_full_instance();
+}
+
+void GLGizmoText::on_render()
+{
+    // TODO:
+}
+
+void GLGizmoText::on_render_for_picking()
+{
+    // TODO:
+}
+
+// BBS
+void GLGizmoText::on_render_input_window(float x, float y, float bottom_limit)
+{
+    static float last_y = 0.0f;
+    static float last_h = 0.0f;
+
+    float space_size = m_imgui->get_style_scaling() * 8;
+    float font_cap = m_imgui->calc_text_size("Font ").x;
+    float size_cap = m_imgui->calc_text_size("Size ").x;
+    float thickness_cap = m_imgui->calc_text_size("Thickness ").x;
+    float caption_size = std::max(std::max(font_cap, size_cap), thickness_cap) + 2 * space_size;
+
+    m_imgui->begin(_L("Text"), ImGuiWindowFlags_AlwaysAutoResize | ImGuiWindowFlags_NoMove | ImGuiWindowFlags_NoResize | ImGuiWindowFlags_NoCollapse);
+
+    // adjust window position to avoid overlap the view toolbar
+    const float win_h = ImGui::GetWindowHeight();
+    y = std::min(y, bottom_limit - win_h);
+    ImGui::SetWindowPos(ImVec2(x, y), ImGuiCond_Always);
+    if (last_h != win_h || last_y != y) {
+        // ask canvas for another frame to render the window in the correct position
+        m_imgui->set_requires_extra_frame();
+        if (last_h != win_h)
+            last_h = win_h;
+        if (last_y != y)
+            last_y = y;
+    }
+
+    ImGui::AlignTextToFramePadding();
+
+    const char** cstr_font_names = (const char**)calloc(m_avail_font_names.size(), sizeof(const char*));
+    for (int i = 0; i < m_avail_font_names.size(); i++)
+        cstr_font_names[i] = m_avail_font_names[i].c_str();
+
+    ImGui::InputText("", m_text, sizeof(m_text));
+
+    ImGui::PushItemWidth(caption_size);
+    ImGui::Text("Font ");
+    ImGui::SameLine();
+    ImGui::PushItemWidth(150);
+    ImGui::Combo("##Font", &m_curr_font_idx, cstr_font_names, m_avail_font_names.size());
+
+    ImGui::PushItemWidth(caption_size);
+    ImGui::Text("Size ");
+    ImGui::SameLine();
+    ImGui::PushItemWidth(150);
+    ImGui::InputFloat("###font_size", &m_font_size);
+
+    ImGui::PushItemWidth(caption_size);
+    ImGui::Text("Thickness ");
+    ImGui::SameLine();
+    ImGui::PushItemWidth(150);
+    ImGui::InputFloat("###text_thickness", &m_thickness);
+
+    ImGui::Checkbox("Bold", &m_bold);
+    ImGui::SameLine();
+    ImGui::Checkbox("Italic", &m_italic);
+
+    ImGui::Separator();
+
+    bool add_clicked = m_imgui->button(_L("Add"));
+    if (add_clicked) {
+        TriangleMesh mesh;
+        load_text_shape(m_text, m_font_name.c_str(), m_font_size, m_thickness, m_bold, m_italic, mesh);
+        ObjectList* obj_list = wxGetApp().obj_list();
+        obj_list->load_mesh_part(mesh, "text_shape");
+    }
+
+    m_imgui->end();
+}
+
+} // namespace GUI
+} // namespace Slic3r