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https://github.com/SoftFever/OrcaSlicer.git
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ENH: font preview
Change-Id: I8151036cedcba9c57183414a9d134741bb2166a5 Signed-off-by: Stone Li <stone.li@bambulab.com>
This commit is contained in:
liz.li
Lane.Wei
parent
4ee5dbb07f
commit
110d81f6f7
9 changed files with 372 additions and 26 deletions
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@ -27,6 +27,7 @@
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#include "libslic3r/Utils.hpp"
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#include "GUI_App.hpp"
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#include <wx/dcgraph.h>
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namespace Slic3r {
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namespace GUI {
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@ -468,7 +469,13 @@ void GLTexture::reset()
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m_original_width = m_original_height = 0;
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}
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bool GLTexture::generate_from_text_string(const std::string &text_str, wxFont &font, wxColor background, wxColor foreground)
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bool GLTexture::generate_from_text_string(const std::string& text_str, wxFont &font, wxColor background, wxColor foreground)
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{
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int w,h,hl;
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return generate_from_text(text_str, font, background, foreground);
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}
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bool GLTexture::generate_from_text(const std::string &text_str, wxFont &font, wxColor background, wxColor foreground)
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{
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if (text_str.empty())
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{
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@ -488,7 +495,7 @@ bool GLTexture::generate_from_text_string(const std::string &text_str, wxFont &f
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m_original_width = (int)w;
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m_original_height = (int)h;
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m_width = (int)next_highest_power_of_2((uint32_t)w);
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m_height = (int)next_highest_power_of_2((uint32_t)h);
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m_height = (int)next_highest_power_of_2((uint32_t)h);
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// generates bitmap
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wxBitmap bitmap(m_width, m_height);
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@ -499,7 +506,7 @@ bool GLTexture::generate_from_text_string(const std::string &text_str, wxFont &f
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// draw message
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memDC.SetTextForeground(*wxWHITE);
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memDC.DrawLabel(msg, wxRect(0,0, m_original_width, m_original_height), wxALIGN_CENTER);
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memDC.DrawLabel(msg, wxRect(0, 0, m_original_width, m_original_height), wxALIGN_CENTER);
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memDC.SelectObject(wxNullBitmap);
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@ -508,7 +515,7 @@ bool GLTexture::generate_from_text_string(const std::string &text_str, wxFont &f
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// prepare buffer
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std::vector<unsigned char> data(4 * m_width * m_height, 0);
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const unsigned char *src = image.GetData();
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const unsigned char* src = image.GetData();
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/* for debug use
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std::ofstream fout;
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fout.open(text_str+std::to_string(m_width)+"_"+std::to_string(m_height)+".rgb", std::ios::out);
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@ -520,7 +527,7 @@ bool GLTexture::generate_from_text_string(const std::string &text_str, wxFont &f
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*dst++ = foreground.Red();
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*dst++ = foreground.Green();
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*dst++ = foreground.Blue();
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*dst++ = (unsigned char)std::min<int>(255, *src);
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*dst++ = (unsigned char)std::min<int>(255, *src);
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src += 3;
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}
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}
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@ -530,9 +537,9 @@ bool GLTexture::generate_from_text_string(const std::string &text_str, wxFont &f
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glsafe(::glGenTextures(1, &m_id));
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glsafe(::glBindTexture(GL_TEXTURE_2D, (GLuint)m_id));
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if (GLEW_EXT_texture_compression_s3tc)
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glsafe(::glTexImage2D(GL_TEXTURE_2D, 0, GL_COMPRESSED_RGBA_S3TC_DXT5_EXT, (GLsizei)m_width, (GLsizei)m_height, 0, GL_RGBA, GL_UNSIGNED_BYTE, (const void*)data.data()));
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glsafe(::glTexImage2D(GL_TEXTURE_2D, 0, GL_COMPRESSED_RGBA_S3TC_DXT5_EXT, (GLsizei)m_width, (GLsizei)m_height, 0, GL_RGBA, GL_UNSIGNED_BYTE, (const void*)data.data()));
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else
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glsafe(::glTexImage2D(GL_TEXTURE_2D, 0, GL_RGBA, (GLsizei)m_width, (GLsizei)m_height, 0, GL_RGBA, GL_UNSIGNED_BYTE, (const void*)data.data()));
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glsafe(::glTexImage2D(GL_TEXTURE_2D, 0, GL_RGBA, (GLsizei)m_width, (GLsizei)m_height, 0, GL_RGBA, GL_UNSIGNED_BYTE, (const void*)data.data()));
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glsafe(::glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MAG_FILTER, GL_LINEAR));
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glsafe(::glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MIN_FILTER, GL_LINEAR));
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glsafe(::glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MAX_LEVEL, 0));
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@ -541,6 +548,111 @@ bool GLTexture::generate_from_text_string(const std::string &text_str, wxFont &f
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return true;
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}
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bool GLTexture::generate_texture_from_text(const std::string& text_str, wxFont& font, int& ww, int& hh, int& hl, wxColor background, wxColor foreground)
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{
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if (text_str.empty())
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{
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BOOST_LOG_TRIVIAL(error) << __FUNCTION__ << ":no text string, should not happen\n";
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return false;
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}
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wxString msg = _(text_str);
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wxMemoryDC memDC;
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memDC.SetFont(font);
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// calculates texture size
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wxCoord w, h, ll;
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wxClientDC dc(wxGetApp().GetTopWindow());
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dc.SetFont(font);
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dc.GetMultiLineTextExtent(msg, &w, &h, &ll, &font);
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m_original_width = (int)w;
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m_original_height = (int)h;
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m_width = (int)next_highest_power_of_2((uint32_t)w);
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m_height = (int)next_highest_power_of_2((uint32_t)h);
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ww = m_width;
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hh = m_height;
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hl = ll;
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// generates bitmap
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wxBitmap bitmap(m_width, m_height);
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memDC.SelectObject(bitmap);
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memDC.SetBackground(wxBrush(background));
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memDC.Clear();
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// draw message
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memDC.SetTextForeground(*wxWHITE);
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wxGCDC dc2(memDC);
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dc2.SetFont(font);
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dc2.SetBackground(wxBrush(background));
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dc2.SetTextForeground(*wxWHITE);
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dc2.DrawLabel(msg, wxRect(0, 0, m_width, m_height), wxALIGN_LEFT | wxALIGN_CENTER_VERTICAL);
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memDC.SelectObject(wxNullBitmap);
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// Convert the bitmap into a linear data ready to be loaded into the GPU.
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wxImage image = bitmap.ConvertToImage();
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// prepare buffer
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std::vector<unsigned char> data(4 * m_width * m_height, 0);
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const unsigned char* src = image.GetData();
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/* for debug use
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std::ofstream fout;
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fout.open(text_str+std::to_string(m_width)+"_"+std::to_string(m_height)+".rgb", std::ios::out);
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fout.write((const char*)src, 3 * m_width * m_height);
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fout.close();*/
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bool found = false;
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for (int h = 0; h < m_height; ++h) {
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unsigned char* dst = data.data() + 4 * h * m_width;
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for (int w = 0; w < m_width; ++w) {
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*dst++ = foreground.Red();
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*dst++ = foreground.Green();
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*dst++ = foreground.Blue();
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*dst++ = (unsigned char)std::min<int>(255, *src);
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if ((*src) != background.Red() && !found) {
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found = true;
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if (m_height - h < font.GetPointSize())
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return false;
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}
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src += 3;
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}
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}
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if (!found)
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return false;
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found = false;
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src -= 3;
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for (int h = m_height; h > 0; --h) {
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for (int w = m_width; w > 0; --w) {
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if ((*src) != background.Red() && !found) {
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found = true;
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if (h < font.GetPointSize())
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return false;
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}
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src -= 3;
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}
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}
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if (!found)
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return false;
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// sends buffer to gpu
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glsafe(::glPixelStorei(GL_UNPACK_ALIGNMENT, 1));
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glsafe(::glGenTextures(1, &m_id));
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glsafe(::glBindTexture(GL_TEXTURE_2D, (GLuint)m_id));
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if (GLEW_EXT_texture_compression_s3tc)
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glsafe(::glTexImage2D(GL_TEXTURE_2D, 0, GL_COMPRESSED_RGBA_S3TC_DXT5_EXT, (GLsizei)m_width, (GLsizei)m_height, 0, GL_RGBA, GL_UNSIGNED_BYTE, (const void*)data.data()));
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else
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glsafe(::glTexImage2D(GL_TEXTURE_2D, 0, GL_RGBA, (GLsizei)m_width, (GLsizei)m_height, 0, GL_RGBA, GL_UNSIGNED_BYTE, (const void*)data.data()));
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glsafe(::glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MAG_FILTER, GL_LINEAR));
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glsafe(::glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MIN_FILTER, GL_LINEAR));
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glsafe(::glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MAX_LEVEL, 0));
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glsafe(::glBindTexture(GL_TEXTURE_2D, 0));
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return true;
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}
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void GLTexture::render_texture(unsigned int tex_id, float left, float right, float bottom, float top)
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{
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