From e28eefd7898ebfbd68b31e73066abdc8a7e3b986 Mon Sep 17 00:00:00 2001 From: SpaiR Date: Sun, 9 Feb 2020 00:09:40 +0300 Subject: [PATCH] [fonts] Add ImFont --- imgui-binding/src/main/java/imgui/ImFont.java | 203 ++++++++++++++++++ imgui-binding/src/main/java/imgui/ImGui.java | 1 + .../src/main/java/imgui/ImGuiIO.java | 19 +- 3 files changed, 214 insertions(+), 9 deletions(-) create mode 100644 imgui-binding/src/main/java/imgui/ImFont.java diff --git a/imgui-binding/src/main/java/imgui/ImFont.java b/imgui-binding/src/main/java/imgui/ImFont.java new file mode 100644 index 0000000..0a784e9 --- /dev/null +++ b/imgui-binding/src/main/java/imgui/ImFont.java @@ -0,0 +1,203 @@ +package imgui; + +/** + * Font runtime data and rendering + * ImFontAtlas automatically loads a default embedded font for you when you call GetTexDataAsAlpha8() or GetTexDataAsRGBA32(). + */ +public final class ImFont implements ImDestroyable { + final long ptr; + + private ImFontGlyph fallbackGlyph = null; + + /** + * This class will create a native structure. + * Call {@link #destroy()} method to manually free used memory. + */ + public ImFont() { + ImGui.touch(); + ptr = nCreate(); + } + + ImFont(final long ptr) { + this.ptr = ptr; + } + + @Override + public void destroy() { + nDestroy(ptr); + } + + /*JNI + #include + #include "jni_common.h" + + jfieldID imFontPtrID; + + #define IM_FONT ((ImFont*)env->GetLongField(object, imFontPtrID)) + */ + + static native void nInit(); /* + jclass jImFontClass = env->FindClass("imgui/ImFont"); + imFontPtrID = env->GetFieldID(jImFontClass, "ptr", "J"); + */ + + private native long nCreate(); /* + ImFont* imFont = new ImFont(); + return (long)imFont; + */ + + private native void nDestroy(long ptr); /* + delete (ImFont*)ptr; + */ + + // TODO IndexAdvanceX + + /** + * = FallbackGlyph->AdvanceX + */ + public native float getFallbackAdvanceX(); /* + return IM_FONT->FallbackAdvanceX; + */ + + /** + * = FallbackGlyph->AdvanceX + */ + public native void setFallbackAdvanceX(float fallbackAdvanceX); /* + IM_FONT->FallbackAdvanceX = fallbackAdvanceX; + */ + + /** + * Height of characters/line, set during loading (don't change after loading) + */ + public native float getFontSize(); /* + return IM_FONT->FontSize; + */ + + // TODO IndexLookup, Glyphs + + /** + * = FindGlyph(FontFallbackChar) + */ + public ImFontGlyph getFallbackGlyph() { + if (fallbackGlyph == null) { + fallbackGlyph = new ImFontGlyph(nGetFallbackGlyphPtr()); + } + return fallbackGlyph; + } + + private native long nGetFallbackGlyphPtr(); /* + return (long)IM_FONT->FallbackGlyph; + */ + + /** + * Offset font rendering by xx pixels + */ + public native void getDisplayOffset(ImVec2 dstImVec2); /* + Jni::ImVec2Cpy(env, &IM_FONT->DisplayOffset, dstImVec2); + */ + + /** + * Offset font rendering by xx pixels + */ + public native void setDisplayOffset(float x, float y); /* + IM_FONT->DisplayOffset.x = x; + IM_FONT->DisplayOffset.y = y; + */ + + // TODO ContainerAtlas, ConfigData + + /** + * Number of ImFontConfig involved in creating this font. + * Bigger than 1 when merging multiple font sources into one ImFont. + */ + public native short getConfigDataCount(); /* + return IM_FONT->ConfigDataCount; + */ + + /** + * Replacement character if a glyph isn't found. + */ + public native short getFallbackChar(); /* + return IM_FONT->FallbackChar; + */ + + /** + * Character used for ellipsis rendering. + */ + public native short getEllipsisChar(); /* + return IM_FONT->EllipsisChar; + */ + + /** + * Character used for ellipsis rendering. + */ + public native void setEllipsisChar(short ellipsisChar); /* + IM_FONT->EllipsisChar = (ImWchar)ellipsisChar; + */ + + /** + * Base font scale, multiplied by the per-window font scale which you can adjust with SetWindowFontScale() + */ + public native float getScale(); /* + return IM_FONT->Scale; + */ + + /** + * Base font scale, multiplied by the per-window font scale which you can adjust with SetWindowFontScale() + */ + public native void setScale(float scale); /* + IM_FONT->Scale = scale; + */ + + /** + * Ascent: distance from top to bottom of e.g. 'A' [0..FontSize] + */ + public native float getAscent(); /* + return IM_FONT->Ascent; + */ + + /** + * Ascent: distance from top to bottom of e.g. 'A' [0..FontSize] + */ + public native void setAscent(float ascent); /* + IM_FONT->Ascent = ascent; + */ + + /** + * Ascent: distance from top to bottom of e.g. 'A' [0..FontSize] + */ + public native float getDescent(); /* + return IM_FONT->Descent; + */ + + /** + * Ascent: distance from top to bottom of e.g. 'A' [0..FontSize] + */ + public native void setDescent(float descent); /* + IM_FONT->Descent = descent; + */ + + /** + * Total surface in pixels to get an idea of the font rasterization/texture cost (not exact, we approximate the cost of padding between glyphs) + */ + public native int getMetricsTotalSurface(); /* + return IM_FONT->MetricsTotalSurface; + */ + + /** + * Total surface in pixels to get an idea of the font rasterization/texture cost (not exact, we approximate the cost of padding between glyphs) + */ + public native void setMetricsTotalSurface(int metricsTotalSurface); /* + IM_FONT->MetricsTotalSurface = metricsTotalSurface; + */ + + public native boolean getDirtyLookupTables(); /* + return IM_FONT->DirtyLookupTables; + */ + + public native void setDirtyLookupTables(boolean dirtyLookupTables); /* + IM_FONT->DirtyLookupTables = dirtyLookupTables; + */ + + // TODO methods +} diff --git a/imgui-binding/src/main/java/imgui/ImGui.java b/imgui-binding/src/main/java/imgui/ImGui.java index e7f79de..0d8e60c 100644 --- a/imgui-binding/src/main/java/imgui/ImGui.java +++ b/imgui-binding/src/main/java/imgui/ImGui.java @@ -50,6 +50,7 @@ public final class ImGui { ImFontAtlas.nInit(); ImFontConfig.nInit(); ImFontGlyph.nInit(); + ImFont.nInit(); nInitInputTextData(); } diff --git a/imgui-binding/src/main/java/imgui/ImGuiIO.java b/imgui-binding/src/main/java/imgui/ImGuiIO.java index 3935a3e..dc4b58b 100644 --- a/imgui-binding/src/main/java/imgui/ImGuiIO.java +++ b/imgui-binding/src/main/java/imgui/ImGuiIO.java @@ -19,10 +19,6 @@ public final class ImGuiIO { #include "jni_callbacks.h" */ - private native long nGetFontsPtr(); /* - return (long)ImGui::GetIO().Fonts; - */ - //------------------------------------------------------------------ // Configuration (fill once) //------------------------------------------------------------------ @@ -170,19 +166,24 @@ public final class ImGuiIO { return imFontAtlas; } + private native long nGetFontsPtr(); /* + return (long)ImGui::GetIO().Fonts; + */ + /** * Font atlas: load, rasterize and pack one or more fonts into a single texture. *

- * BINDING NOTICE: You should manually destroy previously used ImFontAtlas: - * 

-     *     io.getFonts().destroy();
-     *     io.setFonts(newImFontAtlas);
-     *
+ * BINDING NOTICE: You SHOULD manually destroy previously used ImFontAtlas. */ public void setFonts(final ImFontAtlas imFontAtlas) { this.imFontAtlas = imFontAtlas; + nSetImFontAtlas(imFontAtlas.ptr); } + private native void nSetImFontAtlas(long imFontAtlasPtr); /* + ImGui::GetIO().Fonts = (ImFontAtlas*)imFontAtlasPtr; + */ + // TODO fonts configuration // Miscellaneous options