group__nanox__font.html

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<p>
Calculates the dimensions of a specified text string.
<p>
Uses the current font and flags in the specified graphics context. The count argument can be -1 if the string is null terminated.<p>
<dl compact><dt><b>Parameters:</b></dt><dd>
  <table border="0" cellspacing="2" cellpadding="0">
    <tr><td valign=top><em>gc</em>&nbsp;</td><td>The graphics context. </td></tr>
    <tr><td valign=top><em>str</em>&nbsp;</td><td>Pointer to a text string. </td></tr>
    <tr><td valign=top><em>count</em>&nbsp;</td><td>The length of the string. </td></tr>
    <tr><td valign=top><em>flags</em>&nbsp;</td><td>Text rendering flags. (GR_TF*). </td></tr>
    <tr><td valign=top><em>retwidth</em>&nbsp;</td><td>Pointer to the variable the width will be returned in. </td></tr>
    <tr><td valign=top><em>retheight</em>&nbsp;</td><td>Pointer to the variable the height will be returned in. </td></tr>
    <tr><td valign=top><em>retbase</em>&nbsp;</td><td>Pointer to the variable the baseline height will be returned in. </td></tr>
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<a name="a7" doxytag="nano-X.h::GrSetFontAttr"></a><p>
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          <td class="md" nowrap valign="top"> void GrSetFontAttr </td>
          <td class="md" valign="top">(&nbsp;</td>
          <td class="md" nowrap valign="top">GR_FONT_ID&nbsp;</td>
          <td class="mdname" nowrap> <em>fontid</em>, </td>
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          <td></td>
          <td></td>
          <td class="md" nowrap>int&nbsp;</td>
          <td class="mdname" nowrap> <em>setflags</em>, </td>
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          <td></td>
          <td></td>
          <td class="md" nowrap>int&nbsp;</td>
          <td class="mdname" nowrap> <em>clrflags</em></td>
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          <td></td>
          <td class="md">)&nbsp;</td>
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<p>
Changes the attributes (GR_TFKERNING, GR_TFANTIALIAS, GR_TFUNDERLINE, etc.) of the specified font according to the set and clear mask arguments.
<p>
<dl compact><dt><b>Parameters:</b></dt><dd>
  <table border="0" cellspacing="2" cellpadding="0">
    <tr><td valign=top><em>fontid</em>&nbsp;</td><td>the ID of the font to set the attributes of </td></tr>
    <tr><td valign=top><em>setflags</em>&nbsp;</td><td>mask specifying attribute flags to set </td></tr>
    <tr><td valign=top><em>clrflags</em>&nbsp;</td><td>mask specifying attribute flags to clear </td></tr>
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<a name="a6" doxytag="nano-X.h::GrSetFontRotation"></a><p>
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          <td class="md" nowrap valign="top"> void GrSetFontRotation </td>
          <td class="md" valign="top">(&nbsp;</td>
          <td class="md" nowrap valign="top">GR_FONT_ID&nbsp;</td>
          <td class="mdname" nowrap> <em>fontid</em>, </td>
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          <td></td>
          <td></td>
          <td class="md" nowrap>int&nbsp;</td>
          <td class="mdname" nowrap> <em>tenthdegrees</em></td>
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          <td></td>
          <td class="md">)&nbsp;</td>
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<p>
Changes the rotation of the specified font to the specified angle.
<p>
<dl compact><dt><b>Parameters:</b></dt><dd>
  <table border="0" cellspacing="2" cellpadding="0">
    <tr><td valign=top><em>fontid</em>&nbsp;</td><td>the ID number of the font to rotate </td></tr>
    <tr><td valign=top><em>tenthdegrees</em>&nbsp;</td><td>the angle to set the rotation to in tenths of a degree </td></tr>
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<a name="a5" doxytag="nano-X.h::GrSetFontSize"></a><p>
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          <td class="md" nowrap valign="top"> void GrSetFontSize </td>
          <td class="md" valign="top">(&nbsp;</td>
          <td class="md" nowrap valign="top">GR_FONT_ID&nbsp;</td>
          <td class="mdname" nowrap> <em>fontid</em>, </td>
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          <td></td>
          <td></td>
          <td class="md" nowrap>GR_COORD&nbsp;</td>
          <td class="mdname" nowrap> <em>size</em></td>
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          <td class="md">)&nbsp;</td>
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<p>
Changes the size of the specified font to the specified size.
<p>
<dl compact><dt><b>Parameters:</b></dt><dd>
  <table border="0" cellspacing="2" cellpadding="0">
    <tr><td valign=top><em>fontid</em>&nbsp;</td><td>the ID number of the font to change the size of </td></tr>
    <tr><td valign=top><em>size</em>&nbsp;</td><td>the size to change the font to </td></tr>
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<a name="a9" doxytag="nano-X.h::GrSetGCFont"></a><p>
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          <td class="md" nowrap valign="top"> void GrSetGCFont </td>
          <td class="md" valign="top">(&nbsp;</td>
          <td class="md" nowrap valign="top">GR_GC_ID&nbsp;</td>
          <td class="mdname" nowrap> <em>gc</em>, </td>
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          <td></td>
          <td></td>
          <td class="md" nowrap>GR_FONT_ID&nbsp;</td>
          <td class="mdname" nowrap> <em>font</em></td>
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          <td class="md">)&nbsp;</td>
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<p>
Sets the font to be used for text drawing in the specified graphics context to the specified font ID.
<p>
<dl compact><dt><b>Parameters:</b></dt><dd>
  <table border="0" cellspacing="2" cellpadding="0">
    <tr><td valign=top><em>gc</em>&nbsp;</td><td>the ID of the graphics context to set the font of </td></tr>
    <tr><td valign=top><em>font</em>&nbsp;</td><td>the ID of the font </td></tr>
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<a name="a10" doxytag="nano-X.h::GrText"></a><p>
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          <td class="md" nowrap valign="top"> void GrText </td>
          <td class="md" valign="top">(&nbsp;</td>
          <td class="md" nowrap valign="top">GR_DRAW_ID&nbsp;</td>
          <td class="mdname" nowrap> <em>id</em>, </td>
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          <td></td>
          <td></td>
          <td class="md" nowrap>GR_GC_ID&nbsp;</td>
          <td class="mdname" nowrap> <em>gc</em>, </td>
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          <td></td>
          <td></td>
          <td class="md" nowrap>GR_COORD&nbsp;</td>
          <td class="mdname" nowrap> <em>x</em>, </td>
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          <td></td>
          <td></td>
          <td class="md" nowrap>GR_COORD&nbsp;</td>
          <td class="mdname" nowrap> <em>y</em>, </td>
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          <td></td>
          <td></td>
          <td class="md" nowrap>void *&nbsp;</td>
          <td class="mdname" nowrap> <em>str</em>, </td>
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          <td></td>
          <td></td>
          <td class="md" nowrap>GR_COUNT&nbsp;</td>
          <td class="mdname" nowrap> <em>count</em>, </td>
        </tr>
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          <td></td>
          <td></td>
          <td class="md" nowrap>GR_TEXTFLAGS&nbsp;</td>
          <td class="mdname" nowrap> <em>flags</em></td>
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          <td></td>
          <td class="md">)&nbsp;</td>
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<p>
Draws the specified text string at the specified position on the specified drawable using the specified graphics context and flags.
<p>
The default flags specify ASCII encoding and baseline alignment.<p>
<dl compact><dt><b>Parameters:</b></dt><dd>
  <table border="0" cellspacing="2" cellpadding="0">
    <tr><td valign=top><em>id</em>&nbsp;</td><td>the ID of the drawable to draw the text string onto </td></tr>
    <tr><td valign=top><em>gc</em>&nbsp;</td><td>the ID of the graphics context to use when drawing the text string </td></tr>
    <tr><td valign=top><em>x</em>&nbsp;</td><td>the X coordinate to draw the string at relative to the drawable </td></tr>
    <tr><td valign=top><em>y</em>&nbsp;</td><td>the Y coordinate to draw the string at relative to the drawable </td></tr>
    <tr><td valign=top><em>str</em>&nbsp;</td><td>the text string to draw </td></tr>
    <tr><td valign=top><em>count</em>&nbsp;</td><td>the number of characters (not bytes) in the string </td></tr>
    <tr><td valign=top><em>flags</em>&nbsp;</td><td>flags specifying text encoding, alignment, etc. </td></tr>
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